build(deps): bump tree-sitter from 0.20.2 to 0.20.4

Bumps [tree-sitter](https://github.com/tree-sitter/py-tree-sitter) from 0.20.2 to 0.20.4.
- [Release notes](https://github.com/tree-sitter/py-tree-sitter/releases)
- [Commits](tree-sitter/py-tree-sitter@v0.20.2...v0.20.4)

---
updated-dependencies:
- dependency-name: tree-sitter
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

requirements.txt

@@ -92,7 +92,7 @@ structlog==23.2.0
     # via bowtie-json-schema (pyproject.toml)
 textual==0.41.0
     # via trogon
-tree-sitter==0.20.2
+tree-sitter==0.20.4
     # via
     #   textual
     #   tree-sitter-languages