chore(deps): Bump lxml from 5.1.0 to 5.3.0 in /3rdparty/py

Bumps [lxml](https://github.com/lxml/lxml) from 5.1.0 to 5.3.0.
- [Release notes](https://github.com/lxml/lxml/releases)
- [Changelog](https://github.com/lxml/lxml/blob/master/CHANGES.txt)
- [Commits](lxml/lxml@lxml-5.1.0...lxml-5.3.0)

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

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

Author: dependabot[bot]

3rdparty/py/requirements-all.txt

@@ -13,7 +13,7 @@ google-auth-oauthlib==1.2.1
 greenlet==3.1.1
 gunicorn[gevent, setproctitle]==23.0.0
 html2text==2024.2.26
-lxml==5.1.0
+lxml==5.3.0
 redis==5.2.0
 requests==2.32.3
 sentry-sdk==2.18.0