[Templates] Fix links to http://useiconic.com (#44801)

* Fix links to useiconic
* Use https-based links
* fix the reference change link

src/Components/Samples/BlazorServerApp/wwwroot/css/open-iconic/README.md

-[Open Iconic v1.1.1](http://useiconic.com/open)
+[Open Iconic v1.1.1](https://github.com/iconic/open-iconic)
 ===========
 
-### Open Iconic is the open source sibling of [Iconic](http://useiconic.com). It is a hyper-legible collection of 223 icons with a tiny footprint—ready to use with Bootstrap and Foundation. [View the collection](http://useiconic.com/open#icons)
+### Open Iconic is the open source sibling of [Iconic](https://github.com/iconic/open-iconic). It is a hyper-legible collection of 223 icons with a tiny footprint—ready to use with Bootstrap and Foundation. [View the collection](https://github.com/iconic/open-iconic)
 
 
 
@@ -17,7 +17,7 @@
 
 ## Getting Started
 
-#### For code samples and everything else you need to get started with Open Iconic, check out our [Icons](http://useiconic.com/open#icons) and [Reference](http://useiconic.com/open#reference) sections.
+#### For code samples and everything else you need to get started with Open Iconic, check out our [Icons](https://github.com/iconic/open-iconic) and [Reference](https://github.com/iconic/open-iconic) sections.
 
 ### General Usage
 

src/Components/THIRD-PARTY-NOTICES.txt

@@ -22,7 +22,7 @@ The actual third-party libraries or other resources may vary depending on the Bl
 2.	AngleSharp  (https://github.com/AngleSharp/AngleSharp)
 3.	SimpleJson (https://github.com/facebook-csharp-sdk/simple-json)
 4.	Bootstrap (https://github.com/twbs/bootstrap)
-5.	Open Iconic (http://useiconic.com/open)
+5.	Open Iconic (https://github.com/iconic/open-iconic)
 6.  fast-text-encoding (https://github.com/samthor/fast-text-encoding)
 
 

src/Components/WebAssembly/Samples/HostedBlazorWebassemblyApp/Client/wwwroot/css/open-iconic/README.md

-[Open Iconic v1.1.1](http://useiconic.com/open)
+[Open Iconic v1.1.1](https://github.com/iconic/open-iconic)
 ===========
 
-### Open Iconic is the open source sibling of [Iconic](http://useiconic.com). It is a hyper-legible collection of 223 icons with a tiny footprint—ready to use with Bootstrap and Foundation. [View the collection](http://useiconic.com/open#icons)
+### Open Iconic is the open source sibling of [Iconic](https://github.com/iconic/open-iconic). It is a hyper-legible collection of 223 icons with a tiny footprint—ready to use with Bootstrap and Foundation. [View the collection](https://github.com/iconic/open-iconic)
 
 
 
@@ -17,7 +17,7 @@
 
 ## Getting Started
 
-#### For code samples and everything else you need to get started with Open Iconic, check out our [Icons](http://useiconic.com/open#icons) and [Reference](http://useiconic.com/open#reference) sections.
+#### For code samples and everything else you need to get started with Open Iconic, check out our [Icons](https://github.com/iconic/open-iconic) and [Reference](https://github.com/iconic/open-iconic) sections.
 
 ### General Usage
 

src/Components/WebAssembly/testassets/StandaloneApp/wwwroot/css/open-iconic/README.md

-[Open Iconic v1.1.1](http://useiconic.com/open)
+[Open Iconic v1.1.1](https://github.com/iconic/open-iconic)
 ===========
 
-### Open Iconic is the open source sibling of [Iconic](http://useiconic.com). It is a hyper-legible collection of 223 icons with a tiny footprint—ready to use with Bootstrap and Foundation. [View the collection](http://useiconic.com/open#icons)
+### Open Iconic is the open source sibling of [Iconic](https://github.com/iconic/open-iconic). It is a hyper-legible collection of 223 icons with a tiny footprint—ready to use with Bootstrap and Foundation. [View the collection](https://github.com/iconic/open-iconic)
 
 
 
@@ -17,7 +17,7 @@
 
 ## Getting Started
 
-#### For code samples and everything else you need to get started with Open Iconic, check out our [Icons](http://useiconic.com/open#icons) and [Reference](http://useiconic.com/open#reference) sections.
+#### For code samples and everything else you need to get started with Open Iconic, check out our [Icons](https://github.com/iconic/open-iconic) and [Reference](https://github.com/iconic/open-iconic) sections.
 
 ### General Usage
 

src/Components/test/testassets/ComponentsApp.Server/wwwroot/css/open-iconic/README.md

-[Open Iconic v1.1.1](http://useiconic.com/open)
+[Open Iconic v1.1.1](https://github.com/iconic/open-iconic)
 ===========
 
-### Open Iconic is the open source sibling of [Iconic](http://useiconic.com). It is a hyper-legible collection of 223 icons with a tiny footprint—ready to use with Bootstrap and Foundation. [View the collection](http://useiconic.com/open#icons)
+### Open Iconic is the open source sibling of [Iconic](https://github.com/iconic/open-iconic). It is a hyper-legible collection of 223 icons with a tiny footprint—ready to use with Bootstrap and Foundation. [View the collection](https://github.com/iconic/open-iconic)
 
 
 
@@ -17,7 +17,7 @@
 
 ## Getting Started
 
-#### For code samples and everything else you need to get started with Open Iconic, check out our [Icons](http://useiconic.com/open#icons) and [Reference](http://useiconic.com/open#reference) sections.
+#### For code samples and everything else you need to get started with Open Iconic, check out our [Icons](https://github.com/iconic/open-iconic) and [Reference](https://github.com/iconic/open-iconic) sections.
 
 ### General Usage
 

src/ProjectTemplates/Web.ProjectTemplates/content/BlazorServerWeb-CSharp/wwwroot/css/open-iconic/README.md

-[Open Iconic v1.1.1](http://useiconic.com/open)
+[Open Iconic v1.1.1](https://github.com/iconic/open-iconic)
 ===========
 
-### Open Iconic is the open source sibling of [Iconic](http://useiconic.com). It is a hyper-legible collection of 223 icons with a tiny footprint—ready to use with Bootstrap and Foundation. [View the collection](http://useiconic.com/open#icons)
+### Open Iconic is the open source sibling of [Iconic](https://github.com/iconic/open-iconic). It is a hyper-legible collection of 223 icons with a tiny footprint—ready to use with Bootstrap and Foundation. [View the collection](https://github.com/iconic/open-iconic)
 
 
 
@@ -17,7 +17,7 @@
 
 ## Getting Started
 
-#### For code samples and everything else you need to get started with Open Iconic, check out our [Icons](http://useiconic.com/open#icons) and [Reference](http://useiconic.com/open#reference) sections.
+#### For code samples and everything else you need to get started with Open Iconic, check out our [Icons](https://github.com/iconic/open-iconic) and [Reference](https://github.com/iconic/open-iconic) sections.
 
 ### General Usage
 

src/ProjectTemplates/Web.ProjectTemplates/content/ComponentsWebAssembly-CSharp/Client/wwwroot/css/open-iconic/README.md

-[Open Iconic v1.1.1](http://useiconic.com/open)
+[Open Iconic v1.1.1](https://github.com/iconic/open-iconic)
 ===========
 
-### Open Iconic is the open source sibling of [Iconic](http://useiconic.com). It is a hyper-legible collection of 223 icons with a tiny footprint—ready to use with Bootstrap and Foundation. [View the collection](http://useiconic.com/open#icons)
+### Open Iconic is the open source sibling of [Iconic](https://github.com/iconic/open-iconic). It is a hyper-legible collection of 223 icons with a tiny footprint—ready to use with Bootstrap and Foundation. [View the collection](https://github.com/iconic/open-iconic)
 
 
 
@@ -17,7 +17,7 @@
 
 ## Getting Started
 
-#### For code samples and everything else you need to get started with Open Iconic, check out our [Icons](http://useiconic.com/open#icons) and [Reference](http://useiconic.com/open#reference) sections.
+#### For code samples and everything else you need to get started with Open Iconic, check out our [Icons](https://github.com/iconic/open-iconic) and [Reference](https://github.com/iconic/open-iconic) sections.
 
 ### General Usage