build(deps-dev): bump dulwich from 0.21.7 to 0.22.7 in /packages

Bumps [dulwich](https://github.com/dulwich/dulwich) from 0.21.7 to 0.22.7.
- [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-0.22.7)

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

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

packages/requirements-dev.txt

@@ -38,7 +38,7 @@ djangorestframework==3.15.2 ; python_version >= "3.9" and python_version < "4.0"
 docformatter==1.7.5 ; python_version >= "3.9" and python_version < "4.0"
 docutils==0.19 ; python_version >= "3.9" and python_version < "4.0"
 dotty-dict==1.3.1 ; python_version >= "3.9" and python_version < "4.0"
-dulwich==0.21.7 ; python_version >= "3.9" and python_version < "4.0"
+dulwich==0.22.7 ; python_version >= "3.9" and python_version < "4.0"
 exceptiongroup==1.2.2 ; python_version >= "3.9" and python_version < "3.11"
 fastjsonschema==2.20.0 ; python_version >= "3.9" and python_version < "4.0"
 filelock==3.16.1 ; python_version >= "3.9" and python_version < "4.0"