Bump govuk-frontend from 5.8.0 to 5.9.0

Bumps [govuk-frontend](https://github.com/alphagov/govuk-frontend) from 5.8.0 to 5.9.0.
- [Release notes](https://github.com/alphagov/govuk-frontend/releases)
- [Changelog](https://github.com/alphagov/govuk-frontend/blob/main/CHANGELOG.md)
- [Commits](alphagov/govuk-frontend@v5.8.0...v5.9.0)

---
updated-dependencies:
- dependency-name: govuk-frontend
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -3,6 +3,6 @@
   "private": true,
   "license": "MIT",
   "dependencies": {
-    "govuk-frontend": "^5.8.0"
+    "govuk-frontend": "^5.9.0"
   }
 }

yarn.lock

@@ -2,7 +2,7 @@
 # yarn lockfile v1
 
 
-govuk-frontend@^5.8.0:
-  version "5.8.0"
-  resolved "https://registry.yarnpkg.com/govuk-frontend/-/govuk-frontend-5.8.0.tgz#da1b03cb4f2ba1f6036be0dac3c5327c3405174c"
-  integrity sha512-6l3f/YhDUCWjpmSW3CL95Hg8B+ZLzTf2WYo25ZtCs2Lb8UIzxxxFI8LxG7Ey/z04UuPhUunqFhTwSkQyJ69XbQ==
+govuk-frontend@^5.9.0:
+  version "5.9.0"
+  resolved "https://registry.yarnpkg.com/govuk-frontend/-/govuk-frontend-5.9.0.tgz#4064ac692019e60f030d6311c49330a6454a5689"
+  integrity sha512-8NzmyoDtRFYyHs413DfNPR8Zo6qw6Q02Mruxml/Yfy+EueaOI/JZ4gVM8d0pqzJmTiMcJuHhvxqYEgBRmqeoyA==