Chore: Update selenium-webdriver gem

This will fix our webdrivers issue locally:
- titusfortner/webdrivers#247 (comment)
- titusfortner/webdrivers#247 (comment)

Refs: #4176

Gemfile.lock

@@ -130,7 +130,6 @@ GEM
     checkr-official (1.7)
       json (>= 1.8.1)
       rest-client (>= 1.4)
-    childprocess (3.0.0)
     chronic (0.10.2)
     churn (1.0.8)
       chronic (>= 0.2.3)
@@ -460,9 +459,10 @@ GEM
       sprockets (> 3.0)
       sprockets-rails
       tilt
-    selenium-webdriver (3.142.7)
-      childprocess (>= 0.5, < 4.0)
-      rubyzip (>= 1.2.2)
+    selenium-webdriver (4.12.0)
+      rexml (~> 3.2, >= 3.2.5)
+      rubyzip (>= 1.2.2, < 3.0)
+      websocket (~> 1.0)
     semantic_range (3.0.0)
     sexp_processor (4.15.3)
     sidekiq (6.4.2)
@@ -524,6 +524,7 @@ GEM
       rack-proxy (>= 0.6.1)
       railties (>= 5.2)
       semantic_range (>= 2.3.0)
+    websocket (1.2.9)
     websocket-driver (0.7.5)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.5)