Unquarantine + extra (#42410)

src/Hosting/test/FunctionalTests/LinkedApplicationTests.cs

@@ -8,6 +8,7 @@ namespace Microsoft.AspNetCore.Hosting.FunctionalTests;
 
 public class LinkedApplicationTests : LoggedTest
 {
+    [Fact]
     [QuarantinedTest("https://github.com/dotnet/aspnetcore-internal/issues/4030")]
     public async Task LinkedApplicationWorks()
     {

src/Mvc/Mvc.Core/test/Formatters/SystemTextJsonInputFormatterTest.cs

@@ -133,7 +133,6 @@ public class SystemTextJsonInputFormatterTest : JsonInputFormatterTestBase
     [InlineData("{\"a\":{\"b\"}}", "$.a", "'}' is invalid after a property name. Expected a ':'. Path: $.a | LineNumber: 0 | BytePositionInLine: 9.")]
     [InlineData("{\"age\":\"x\"}", "$.age", "The JSON value could not be converted to System.Decimal. Path: $.age | LineNumber: 0 | BytePositionInLine: 10.")]
     [InlineData("{\"login\":1}", "$.login", "The JSON value could not be converted to Microsoft.AspNetCore.Mvc.Formatters.SystemTextJsonInputFormatterTest+UserLogin. Path: $.login | LineNumber: 0 | BytePositionInLine: 10.")]
-    [QuarantinedTest("https://github.com/dotnet/aspnetcore/issues/40661")]
     public async Task ReadAsync_WithAllowInputFormatterExceptionMessages_RegistersJsonInputExceptionsAsInputFormatterException(
                 string content,
                 string modelStateKey,

src/Servers/HttpSys/test/FunctionalTests/Http2Tests.cs

@@ -837,7 +837,6 @@ public class Http2Tests : LoggedTest
     }
 
     [ConditionalFact]
-    [QuarantinedTest("https://github.com/dotnet/aspnetcore/issues/29126")]
     [MinimumOSVersion(OperatingSystems.Windows, VersionForReset)]
     public async Task Reset_BeforeRequestBody_Resets()
     {
@@ -884,7 +883,6 @@ public class Http2Tests : LoggedTest
     }
 
     [ConditionalFact]
-    [QuarantinedTest("https://github.com/dotnet/aspnetcore/issues/29126")]
     [MinimumOSVersion(OperatingSystems.Windows, VersionForReset)]
     public async Task Reset_DurringRequestBody_Resets()
     {