deps(deps): update tree-sitter requirement from >=0.20.0 to >=0.25.2

Updates the requirements on [tree-sitter](https://github.com/tree-sitter/py-tree-sitter) to permit the latest version.
- [Release notes](https://github.com/tree-sitter/py-tree-sitter/releases)
- [Commits](tree-sitter/py-tree-sitter@v0.20.0...v0.25.2)

---
updated-dependencies:
- dependency-name: tree-sitter
  dependency-version: 0.25.2
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

requirements.txt

@@ -1,6 +1,6 @@
 # Repomap dependencies
 # Tree-sitter core library
-tree-sitter>=0.20.0
+tree-sitter>=0.25.2
 
 # Tree-sitter language grammars
 tree-sitter-python>=0.20.0