chore(deps): Bump dulwich from 0.21.7 to 0.22.1

Bumps [dulwich](https://github.com/dulwich/dulwich) from 0.21.7 to 0.22.1.
- [Release notes](https://github.com/dulwich/dulwich/releases)
- [Changelog](https://github.com/jelmer/dulwich/blob/master/NEWS)
- [Commits](jelmer/dulwich@dulwich-0.21.7...dulwich-0.22.1)

---
updated-dependencies:
- dependency-name: dulwich
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

requirements.txt

@@ -11,7 +11,7 @@ colorlog==6.8.2 ; python_version == "3.8"
 crashtest==0.4.1 ; python_version == "3.8"
 cryptography==43.0.1 ; sys_platform == "linux" and python_version == "3.8"
 distlib==0.3.8 ; python_version == "3.8"
-dulwich==0.21.7 ; python_version == "3.8"
+dulwich==0.22.1 ; python_version == "3.8"
 fastjsonschema==2.20.0 ; python_version == "3.8"
 filelock==3.16.1 ; python_version == "3.8"
 idna==3.10 ; python_version == "3.8"