Bump Microsoft.CodeAnalysis.FxCopAnalyzers from 2.9.6 to 2.9.8

Bumps [Microsoft.CodeAnalysis.FxCopAnalyzers](https://github.com/dotnet/roslyn-analyzers) from 2.9.6 to 2.9.8.
- [Release notes](https://github.com/dotnet/roslyn-analyzers/releases)
- [Changelog](https://github.com/dotnet/roslyn-analyzers/blob/master/PostReleaseActivities.md)
- [Commits](dotnet/roslyn-analyzers@v2.9.6...v2.9.8)

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

ArpLookup/ArpLookup.csproj

@@ -18,7 +18,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers" Version="2.9.6">
+    <PackageReference Include="Microsoft.CodeAnalysis.FxCopAnalyzers" Version="2.9.8">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>