Bump selenium-webdriver from 4.1.0 to 4.2.1

Bumps [selenium-webdriver](https://github.com/SeleniumHQ/selenium) from 4.1.0 to 4.2.1.
- [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

@@ -229,10 +229,11 @@ GEM
     ruby-vips (2.1.4)
       ffi (~> 1.12)
     rubyzip (2.3.2)
-    selenium-webdriver (4.1.0)
+    selenium-webdriver (4.2.1)
       childprocess (>= 0.5, < 5.0)
       rexml (~> 3.2, >= 3.2.5)
-      rubyzip (>= 1.2.2)
+      rubyzip (>= 1.2.2, < 3.0)
+      websocket (~> 1.0)
     sprockets (4.0.3)
       concurrent-ruby (~> 1.0)
       rack (> 1, < 3)
@@ -261,6 +262,7 @@ GEM
       nokogiri (~> 1.6)
       rubyzip (>= 1.3.0)
       selenium-webdriver (~> 4.0)
+    websocket (1.2.9)
     websocket-driver (0.7.5)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.5)