Python dependency: Bump selenium in /web/regression (#7325)

Bumps [selenium](https://github.com/SeleniumHQ/Selenium) from 4.10.0 to 4.19.0.
- [Release notes](https://github.com/SeleniumHQ/Selenium/releases)
- [Commits](SeleniumHQ/selenium@selenium-4.10.0...selenium-4.19.0)

---
updated-dependencies:
- dependency-name: selenium
  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>

web/regression/requirements.txt

@@ -25,6 +25,6 @@ python-mimeparse==1.6.0
 testscenarios==0.5.0
 testtools==2.7.1
 traceback2==1.4.0
-selenium==4.10.0
+selenium==4.19.0
 # Pinned for https://github.com/eventlet/eventlet/issues/805
 dnspython==2.3.0