Bump govuk_test from 4.0.2 to 4.1.0

Bumps [govuk_test](https://github.com/alphagov/govuk_test) from 4.0.2 to 4.1.0.
- [Changelog](https://github.com/alphagov/govuk_test/blob/main/CHANGELOG.md)
- [Commits](alphagov/govuk_test@v4.0.2...v4.1.0)

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

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

Gemfile.lock

@@ -96,7 +96,7 @@ GEM
       debug_inspector (>= 1.2.0)
     bootsnap (1.18.3)
       msgpack (~> 1.2)
-    brakeman (6.1.1)
+    brakeman (6.1.2)
       racc
     builder (3.2.4)
     byebug (11.1.3)
@@ -180,7 +180,7 @@ GEM
       sprockets-rails
     govuk_schemas (5.0.2)
       json-schema (>= 2.8, < 4.4)
-    govuk_test (4.0.2)
+    govuk_test (4.1.0)
       brakeman (>= 5.0.2)
       capybara (>= 3.36)
       puma
@@ -234,7 +234,7 @@ GEM
       mime-types-data (~> 3.2015)
     mime-types-data (3.2024.0507)
     mini_mime (1.1.5)
-    mini_portile2 (2.8.6)
+    mini_portile2 (2.8.7)
     minitest (5.23.1)
     minitest-reporters (1.6.1)
       ansi
@@ -599,7 +599,8 @@ GEM
     sass-embedded (1.69.7)
       google-protobuf (~> 3.25)
       rake (>= 13.0.0)
-    selenium-webdriver (4.16.0)
+    selenium-webdriver (4.21.1)
+      base64 (~> 0.2)
       rexml (~> 3.2, >= 3.2.5)
       rubyzip (>= 1.2.2, < 3.0)
       websocket (~> 1.0)