Bump regex from 2025.9.18 to 2025.10.23 in /.config/python/dev

Bumps [regex](https://github.com/mrabarnett/mrab-regex) from 2025.9.18 to 2025.10.23.
- [Changelog](https://github.com/mrabarnett/mrab-regex/blob/hg/changelog.txt)
- [Commits](mrabarnett/mrab-regex@2025.9.18...2025.10.23)

---
updated-dependencies:
- dependency-name: regex
  dependency-version: 2025.10.23
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.config/python/dev/requirements.txt

@@ -28,7 +28,7 @@ python-gitlab==6.5.0
 python-multipart==0.0.20
 pyyaml==6.0.3
 redis==7.0.1
-regex==2025.9.18
+regex==2025.10.23
 requests==2.32.5
 terminaltables==3.1.10
 termcolor==3.2.0