Bump Microsoft.CodeAnalysis.CSharp from 4.12.0 to 4.13.0 in /src (#175)

Bumps [Microsoft.CodeAnalysis.CSharp](https://github.com/dotnet/roslyn) from 4.12.0 to 4.13.0.
- [Release notes](https://github.com/dotnet/roslyn/releases)
- [Changelog](https://github.com/dotnet/roslyn/blob/main/docs/Breaking%20API%20Changes.md)
- [Commits](https://github.com/dotnet/roslyn/commits)

---
updated-dependencies:
- dependency-name: Microsoft.CodeAnalysis.CSharp
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

src/BlazorInteractive.Compilation/BlazorInteractive.Compilation.csproj

@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.12.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.13.0" />
     <PackageReference Include="Microsoft.Extensions.Logging" Version="8.0.0" />
     <PackageReference Include="OneOf" Version="3.0.271" />
     <PackageReference Include="OneOf.SourceGenerator" Version="3.0.271" />