build(deps-dev): bump selenium-webdriver from 4.20.1 to 4.21.1

Bumps [selenium-webdriver](https://github.com/SeleniumHQ/selenium) from 4.20.1 to 4.21.1.
- [Release notes](https://github.com/SeleniumHQ/selenium/releases)
- [Changelog](https://github.com/SeleniumHQ/selenium/blob/trunk/rb/CHANGES)
- [Commits](https://github.com/SeleniumHQ/selenium/commits)

---
updated-dependencies:
- dependency-name: selenium-webdriver
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Gemfile.lock

@@ -330,7 +330,7 @@ GEM
       google-protobuf (>= 3.25, < 5.0)
       rake (>= 13.0.0)
     schash (0.1.2)
-    selenium-webdriver (4.20.1)
+    selenium-webdriver (4.21.1)
       base64 (~> 0.2)
       rexml (~> 3.2, >= 3.2.5)
       rubyzip (>= 1.2.2, < 3.0)