Fixes using xml comments as About attribute for command (if not user-specified)

Author: Simon Curtis

Clap.Net/Clap.Net.csproj

@@ -15,7 +15,7 @@
 
     <ItemGroup>
         <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.11.0" PrivateAssets="all" />
-        <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.11.0" PrivateAssets="all" />
+        <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.13.0" PrivateAssets="all" />
         <PackageReference Include="OneOf" Version="3.0.271" />
     </ItemGroup>