Change-http-to-https-in-HttpRequestsComponent-example

Changed 'http' to 'https' in [string uri = "https://api.icndb.com/jokes/random";] because 'http' gives a 'Failed To Fetch' error.

src/Components/test/testassets/BasicTestApp/HttpClientTest/HttpRequestsComponent.razor

@@ -55,7 +55,7 @@
 </style>
 
 @code {
-    string uri = "http://api.icndb.com/jokes/random";
+    string uri = "https://api.icndb.com/jokes/random";
     string method = "GET";
     string requestBody = "";
     List<RequestHeader> requestHeaders = new List<RequestHeader>();