Fix build break

src/Compilers/CSharp/Test/CommandLine/CommandLineTests.cs

@@ -9275,7 +9275,7 @@ public void ParseSeparatedPaths_QuotedComma()
         }
 
         [CompilerTrait(CompilerFeature.Determinism)]
-        [Fact]
+        [ConditionalFact(typeof(WindowsOnly), Reason = "https://github.com/dotnet/roslyn/issues/30289")]
         public void PathMapParser()
         {
             var parsedArgs = DefaultParse(new[] { "/pathmap:", "a.cs" }, WorkingDirectory);

src/Compilers/CSharp/Test/WinRT/Metadata/WinMdMetadataTests.cs

@@ -140,7 +140,7 @@ public void WinMdColorType()
         /// Ensure that a simple program that uses projected types can compile
         /// and run.
         /// </summary>
-        [ConditionalFact(typeof(WindowsDesktopOnly), ConditionalSkipReason.TestExecutionNeedsDesktopTypes)]
+        [ConditionalFact(typeof(WindowsDesktopOnly), Reason = ConditionalSkipReason.TestExecutionNeedsDesktopTypes)]
         public void WinMdColorTest()
         {
             var text = @"using Windows.UI;