Bump Microsoft.CodeAnalysis.Analyzers (#42984)

Bumps the dotnet group in /docs/csharp/roslyn-sdk/snippets/source-generators/SourceGenerator with 1 update: [Microsoft.CodeAnalysis.Analyzers](https://github.com/dotnet/roslyn-analyzers).


Updates `Microsoft.CodeAnalysis.Analyzers` from 3.3.4 to 3.11.0
- [Release notes](https://github.com/dotnet/roslyn-analyzers/releases)
- [Changelog](https://github.com/dotnet/roslyn-analyzers/blob/main/PostReleaseActivities.md)
- [Commits](https://github.com/dotnet/roslyn-analyzers/commits)

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

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

Author: dependabot[bot]