Bump deepdiff from 8.0.1 to 8.4.2 (#426)

Bumps [deepdiff](https://github.com/seperman/deepdiff) from 8.0.1 to 8.4.2.
- [Release notes](https://github.com/seperman/deepdiff/releases)
- [Changelog](https://github.com/seperman/deepdiff/blob/master/docs/changelog.rst)
- [Commits](https://github.com/seperman/deepdiff/commits)

---
updated-dependencies:
- dependency-name: deepdiff
  dependency-version: 8.4.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements.txt

@@ -1,5 +1,5 @@
 beautifulsoup4==4.13.3 # used by a lot of scripts to parse html
-deepdiff==8.0.1 # used in update.py
+deepdiff==8.4.2 # used in update.py
 html5lib==1.1 # used in conjunction with beautifulsoup4
 mwparserfromhell==0.6.6 # used in unrealircd.py
 packaging==24.2 # used in latest.py