Update webdrivers gem (tricknotes#600)

To support current platforms.

Gemfile

@@ -15,5 +15,5 @@ gem "rails", rails_constraint
 gem "ember-cli-rails-assets", github: "seanpdoyle/ember-cli-rails-assets" if rails_version == "main" || Gem::Version.new(rails_version) >= Gem::Version.new("7.0")
 gem "high_voltage", "~> 3.0.0"
 gem "rexml" # For selenium-webdriver on Ruby 3.0.0. This is required until selenium-webdriver 4 is released. https://github.com/SeleniumHQ/selenium/pull/9007
-gem "webdrivers", "~> 4.0"
+gem "webdrivers", "~> 5.0"
 gem "webrick"