Update pygithub requirement from ~=2.4 to ~=2.5

Updates the requirements on [pygithub](https://github.com/pygithub/pygithub) to permit the latest version.
- [Release notes](https://github.com/pygithub/pygithub/releases)
- [Changelog](https://github.com/PyGithub/PyGithub/blob/main/doc/changes.rst)
- [Commits](PyGithub/PyGithub@v2.4.0...v2.5.0)

---
updated-dependencies:
- dependency-name: pygithub
  dependency-type: direct:development
...

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

requirements-dev.txt

@@ -2,6 +2,6 @@
 black~=24.8
 packaging~=24.1
 pre-commit~=4.0
-PyGithub~=2.4
+PyGithub~=2.5
 pyupgrade~=3.17
 yamllint~=1.35