Bump Microsoft.VisualStudio.Threading.Analyzers

Bumps [Microsoft.VisualStudio.Threading.Analyzers](https://github.com/microsoft/vs-threading) from 17.11.20 to 17.12.19.
- [Release notes](https://github.com/microsoft/vs-threading/releases)
- [Commits](https://github.com/microsoft/vs-threading/commits)

---
updated-dependencies:
- dependency-name: Microsoft.VisualStudio.Threading.Analyzers
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Directory.Packages.props

@@ -31,7 +31,7 @@
     <PackageVersion Include="xunit.runner.visualstudio" Version="2.8.2" Condition="'$(TargetFramework)' == 'net6.0'" />
     <PackageVersion Include="xunit.analyzers" Version="1.17.0" />
     <PackageVersion Include="coverlet.collector" Version="6.0.2" />
-    <GlobalPackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" Version="17.11.20" />
+    <GlobalPackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" Version="17.12.19" />
     <GlobalPackageReference Include="AsyncFixer" Version="1.6.0" />
     <GlobalPackageReference Include="Meziantou.Analyzer" Version="2.0.177" />
   </ItemGroup>