Bump playwright from 1.50.0 to 1.51.0 (#422)

Bumps [playwright](https://github.com/microsoft/playwright-python) from 1.50.0 to 1.51.0.
- [Release notes](https://github.com/microsoft/playwright-python/releases)
- [Commits](https://github.com/microsoft/playwright-python/compare/v1.50.0...v1.51.0)

---
updated-dependencies:
- dependency-name: playwright
  dependency-version: 1.51.0
  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

@@ -3,7 +3,7 @@ deepdiff==8.0.1 # 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
-playwright==1.50.0 # used by a few scripts to parse html
+playwright==1.51.0 # used by a few scripts to parse html
 pre-commit==3.5.0 # used to check code before commit
 python-frontmatter==1.1.0 # used in endoflife.py to parse products YAML frontmatters
 python-liquid==1.12.1 # used in endoflife.py to render version templates