Update Roslyn Analyzer (#8879)

* Update Roslyn Analyzer

* Update

* Import project

Author: zhhyu

Directory.Build.props

@@ -1,9 +1,10 @@
 <Project>
   <ItemGroup>
-    <PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers">
-      <Version>3.3.0</Version>
-      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+    <PackageReference Include="Microsoft.CodeAnalysis.NetAnalyzers">
+      <Version>6.0.0</Version>
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
       <PrivateAssets>all</PrivateAssets>
     </PackageReference>
   </ItemGroup>
+  <Import Project="$(NuGetCodeAnalyzerExtensions)" Condition="'$(NuGetCodeAnalyzerExtensions)' != '' And Exists('$(NuGetCodeAnalyzerExtensions)')" />
 </Project>