Unquarantine Tests (#24295)

* Unquarantine Tests

src/Servers/Kestrel/test/Interop.FunctionalTests/HttpClientHttp2InteropTests.cs

@@ -1495,7 +1495,6 @@ namespace Interop.FunctionalTests
 
         [Theory]
         [MemberData(nameof(SupportedSchemes))]
-        [QuarantinedTest]
         public async Task ConnectionWindowSize_Server(string scheme)
         {
             var requestFinished = new TaskCompletionSource<int>(TaskCreationOptions.RunContinuationsAsynchronously);

src/Tools/dotnet-watch/test/MsBuildFileSetFactoryTest.cs

@@ -221,7 +221,6 @@ namespace Microsoft.DotNet.Watcher.Tools.Tests
         }
 
         [Fact]
-        [QuarantinedTest]
         public async Task ProjectReferences_Graph()
         {
             var graph = new TestProjectGraph(_tempDir);