chore(deps): update dependency microsoft.visualstudio.threading.analyzers to v17.11.20

Author: renovate[bot]

Directory.Build.props

@@ -23,7 +23,7 @@
   </PropertyGroup>
 
   <ItemGroup Label="Package References">
-    <PackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" PrivateAssets="all" Version="17.10.48"/>
+    <PackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" PrivateAssets="all" Version="17.11.20"/>
     <PackageReference Include="MinVer" PrivateAssets="all" Version="5.0.0"/>
     <PackageReference Include="StyleCop.Analyzers" PrivateAssets="all" Version="1.2.0-beta.556"/>
   </ItemGroup>