build(deps): bump gitpython from 3.1.44 to 3.1.50 (#754)

Bumps [gitpython](https://github.com/gitpython-developers/GitPython) from 3.1.44 to 3.1.50.
- [Release notes](https://github.com/gitpython-developers/GitPython/releases)
- [Changelog](https://github.com/gitpython-developers/GitPython/blob/main/CHANGES)
- [Commits](gitpython-developers/GitPython@3.1.44...3.1.50)

---
updated-dependencies:
- dependency-name: gitpython
  dependency-version: 3.1.50
  dependency-type: direct:production
...

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

Author: dependabot[bot]

requirements.txt

@@ -48,7 +48,7 @@ filelock==3.20.3
     # via virtualenv
 gitdb==4.0.12
     # via gitpython
-gitpython==3.1.44
+gitpython==3.1.50
     # via colrev (pyproject.toml)
 glom==24.11.0
     # via colrev (pyproject.toml)