Bump govuk_test from 4.0.1 to 4.0.2

Bumps [govuk_test](https://github.com/alphagov/govuk_test) from 4.0.1 to 4.0.2.
- [Changelog](https://github.com/alphagov/govuk_test/blob/main/CHANGELOG.md)
- [Commits](alphagov/govuk_test@v4.0.1...v4.0.2)

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

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

Gemfile.lock

@@ -196,7 +196,7 @@ GEM
       govuk_app_config (>= 1.1)
       redis-namespace (~> 1.6)
       sidekiq (~> 6.5, >= 6.5.12)
-    govuk_test (4.0.1)
+    govuk_test (4.0.2)
       brakeman (>= 5.0.2)
       capybara (>= 3.36)
       puma