Bump Microsoft.CodeAnalysis.CSharp.Scripting in /src

Bumps [Microsoft.CodeAnalysis.CSharp.Scripting](https://github.com/dotnet/roslyn) 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.Scripting
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

src/AutoTests.Framework/AutoTests.Framework.csproj

@@ -3,7 +3,7 @@
 
   <ItemGroup>
     <PackageReference Include="Reqnroll" Version="2.2.1" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Scripting" Version="4.11.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Scripting" Version="4.12.0" />
   </ItemGroup>
 
   <ItemGroup>