build(deps): bump Microsoft.VisualStudio.Threading.Analyzers

Bumps [Microsoft.VisualStudio.Threading.Analyzers](https://github.com/microsoft/vs-threading) from 17.7.30 to 17.8.14.
- [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.Build.props

@@ -36,7 +36,7 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(IsTestProject)' != 'true'">
-    <PackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" Version="17.7.30" PrivateAssets="All" />
+    <PackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" Version="17.8.14" PrivateAssets="All" />
   </ItemGroup>
 
   <ItemGroup>