Bump govuk_test from 2.3.0 to 3.0.0

Bumps [govuk_test](https://github.com/alphagov/govuk_test) from 2.3.0 to 3.0.0.
- [Release notes](https://github.com/alphagov/govuk_test/releases)
- [Changelog](https://github.com/alphagov/govuk_test/blob/main/CHANGELOG.md)
- [Commits](alphagov/govuk_test@v2.3.0...v3.0.0)

---
updated-dependencies:
- dependency-name: govuk_test
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile.lock

@@ -68,7 +68,7 @@ GEM
     bootstrap-sass (3.4.1)
       autoprefixer-rails (>= 5.2.1)
       sassc (>= 2.0.0)
-    brakeman (5.0.4)
+    brakeman (5.2.1)
     bson (4.12.1)
     builder (3.2.4)
     byebug (11.1.3)
@@ -185,12 +185,11 @@ GEM
       rails (>= 6)
       rouge
       sprockets (< 4)
-    govuk_test (2.3.0)
+    govuk_test (3.0.0)
       brakeman (>= 5.0.2)
       capybara
       puma
       selenium-webdriver (>= 3.142)
-      webdrivers (>= 4)
     hashdiff (1.0.1)
     hashie (4.1.0)
     htmlentities (4.3.4)
@@ -372,7 +371,7 @@ GEM
       rubocop (~> 1.19)
     ruby-progressbar (1.11.0)
     ruby2_keywords (0.0.5)
-    rubyzip (2.3.0)
+    rubyzip (2.3.2)
     safe_yaml (1.0.5)
     sanitize (6.0.0)
       crass (~> 1.0.2)