build(deps): bump tree-sitter-c-sharp from cac6d5f to af29416

Bumps [tree-sitter-c-sharp](https://github.com/tree-sitter/tree-sitter-c-sharp) from `cac6d5f` to `af29416`.
- [Release notes](https://github.com/tree-sitter/tree-sitter-c-sharp/releases)
- [Commits](tree-sitter/tree-sitter-c-sharp@cac6d5f...af29416)

---
updated-dependencies:
- dependency-name: tree-sitter-c-sharp
  dependency-version: af29416d729b7a6603101b513604392d8f675e3b
  dependency-type: direct:production
...

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Author: dependabot[bot]