Bump rubocop-govuk from 5.0.3 to 5.0.4

Bumps [rubocop-govuk](https://github.com/alphagov/rubocop-govuk) from 5.0.3 to 5.0.4.
- [Changelog](https://github.com/alphagov/rubocop-govuk/blob/main/CHANGELOG.md)
- [Commits](alphagov/rubocop-govuk@v5.0.3...v5.0.4)

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

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

Gemfile.lock

@@ -624,23 +624,23 @@ GEM
       chunky_png (~> 1.0)
       rqrcode_core (~> 1.0)
     rqrcode_core (1.2.0)
-    rubocop (1.68.0)
+    rubocop (1.69.0)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)
       parser (>= 3.3.0.2)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 2.4, < 3.0)
-      rubocop-ast (>= 1.32.2, < 2.0)
+      rubocop-ast (>= 1.36.1, < 2.0)
       ruby-progressbar (~> 1.7)
-      unicode-display_width (>= 2.4.0, < 3.0)
-    rubocop-ast (1.36.1)
+      unicode-display_width (>= 2.4.0, < 4.0)
+    rubocop-ast (1.36.2)
       parser (>= 3.3.1.0)
     rubocop-capybara (2.21.0)
       rubocop (~> 1.41)
-    rubocop-govuk (5.0.3)
-      rubocop (= 1.68.0)
-      rubocop-ast (= 1.36.1)
+    rubocop-govuk (5.0.4)
+      rubocop (= 1.69.0)
+      rubocop-ast (= 1.36.2)
       rubocop-capybara (= 2.21.0)
       rubocop-rails (= 2.27.0)
       rubocop-rake (= 0.6.0)
@@ -711,7 +711,9 @@ GEM
     timeout (0.4.2)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    unicode-display_width (2.6.0)
+    unicode-display_width (3.1.2)
+      unicode-emoji (~> 4.0, >= 4.0.4)
+    unicode-emoji (4.0.4)
     useragent (0.16.10)
     uuid (2.3.9)
       macaddr (~> 1.0)