Skip analyzer documentation check

Author: dibarbet

src/RoslynAnalyzers/NuGet/Directory.Build.targets

@@ -8,5 +8,6 @@
     <GenerateAnalyzerConfigurationFile>false</GenerateAnalyzerConfigurationFile>
   </PropertyGroup>
 
-  <Import Project="$(RepoRoot)eng\targets\GenerateAnalyzerNuspec.targets" Condition="'$(IsPackable)' == 'true'"/>
+  <!-- Skip due to https://github.com/dotnet/roslyn/issues/78414 -->
+  <!-- <Import Project="$(RepoRoot)eng\targets\GenerateAnalyzerNuspec.targets" Condition="'$(IsPackable)' == 'true'"/> -->
 </Project>