Bump Microsoft.NET.Test.Sdk

Bumps [Microsoft.NET.Test.Sdk](https://github.com/microsoft/vstest) from 16.10.0 to 16.11.0.
- [Release notes](https://github.com/microsoft/vstest/releases)
- [Commits](microsoft/vstest@v16.10.0...v16.11.0)

---
updated-dependencies:
- dependency-name: Microsoft.NET.Test.Sdk
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

FeatureFlags/FeatureFlags.FunctionalTests/FeatureFlags.FunctionalTests.csproj

@@ -8,7 +8,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.Configuration.AzureKeyVault" Version="3.1.18" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.11.0" />
     <PackageReference Include="MSTest.TestAdapter" Version="2.2.5" />
     <PackageReference Include="MSTest.TestFramework" Version="2.2.5" />
     <PackageReference Include="coverlet.collector" Version="3.1.0">