chore(deps): bump Microsoft.CodeAnalysis.CSharp

Bumps the microsoftcodeanalysis group with 1 update: [Microsoft.CodeAnalysis.CSharp](https://github.com/dotnet/roslyn).


Updates `Microsoft.CodeAnalysis.CSharp` from 4.11.0 to 4.12.0
- [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
  dependency-group: microsoftcodeanalysis
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

SharpFM.csproj

@@ -25,7 +25,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.11.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.12.0" />
 
     <PackageReference Include="Avalonia" Version="11.2.2" />
     <PackageReference Include="Avalonia.Desktop" Version="11.2.2" />