chore(deps): bump NUnit3TestAdapter from 4.2.0 to 4.2.1

Bumps [NUnit3TestAdapter](https://github.com/nunit/nunit3-vs-adapter) from 4.2.0 to 4.2.1.
- [Release notes](https://github.com/nunit/nunit3-vs-adapter/releases)
- [Commits](nunit/nunit3-vs-adapter@V4.2.0...V4.2.1)

---
updated-dependencies:
- dependency-name: NUnit3TestAdapter
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

src/Directory.Build.targets

@@ -36,7 +36,7 @@
 	<PackageReference Update="Uno.Wasm.WebSockets" Version="1.1.0" />
 	<PackageReference Update="Microsoft.TypeScript.MSBuild" Version="4.3.5" />
 	<PackageReference Update="NUnit" Version="3.13.2" />
-	<PackageReference Update="NUnit3TestAdapter" Version="4.2.0" />
+	<PackageReference Update="NUnit3TestAdapter" Version="4.2.1" />
 	<PackageReference Update="Uno.UITest" Version="1.1.0-dev.24" />
 	<PackageReference Update="Uno.UITest.Selenium" Version="1.1.0-dev.24" />
 	<PackageReference Update="Uno.UITest.Xamarin" Version="1.1.0-dev.24" />

src/SourceGenerators/System.Xaml.Tests.MS/System.Xaml.Tests.MS.csproj

@@ -10,7 +10,7 @@
   </PropertyGroup>
 	<ItemGroup>
 		<PackageReference Include="NUnit" Version="3.13.2" />
-		<PackageReference Include="NUnit3TestAdapter" Version="4.2.0" />
+		<PackageReference Include="NUnit3TestAdapter" Version="4.2.1" />
 	</ItemGroup>
 
 	<ItemGroup>

src/SourceGenerators/System.Xaml.Tests/Uno.Xaml.Tests.csproj

@@ -9,7 +9,7 @@
 	<ItemGroup>
 		<PackageReference Include="NUnit" Version="3.13.2" />
 		<PackageReference Include="Microsoft.NETFramework.ReferenceAssemblies" Version="1.0.0" PrivateAssets="All" />
-		<PackageReference Include="NUnit3TestAdapter" Version="4.2.0" />
+		<PackageReference Include="NUnit3TestAdapter" Version="4.2.1" />
 	</ItemGroup>
 
 	<ItemGroup>