build(deps): bump gitpython from 3.1.62 to 3.2.1

Bumps [gitpython](https://github.com/gitpython-developers/GitPython) from 3.1.62 to 3.2.1.
- [Release notes](https://github.com/gitpython-developers/GitPython/releases)
- [Changelog](https://github.com/gitpython-developers/GitPython/blob/main/doc/source/changes.rst)
- [Commits](gitpython-developers/GitPython@3.1.62...3.2.1)

---
updated-dependencies:
- dependency-name: gitpython
  dependency-version: 3.2.1
  dependency-type: indirect
...

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

Author: dependabot[bot]