Bump rubocop-govuk from 5.1.4 to 5.1.15

Bumps [rubocop-govuk](https://github.com/alphagov/rubocop-govuk) from 5.1.4 to 5.1.15.
- [Changelog](https://github.com/alphagov/rubocop-govuk/blob/main/CHANGELOG.md)
- [Commits](alphagov/rubocop-govuk@v5.1.4...v5.1.15)

---
updated-dependencies:
- dependency-name: rubocop-govuk
  dependency-version: 5.1.15
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -318,15 +318,15 @@ GEM
       reline (>= 0.4.2)
     jsbundling-rails (1.3.1)
       railties (>= 6.0.0)
-    json (2.10.2)
+    json (2.12.2)
     json-jwt (1.15.3.1)
       activesupport (>= 4.2)
       aes_key_wrap
       bindata
       httpclient
     jwt (2.10.1)
       base64
-    language_server-protocol (3.17.0.4)
+    language_server-protocol (3.17.0.5)
     libreconv (0.9.5)
     lint_roller (1.1.0)
     logger (1.7.0)
@@ -556,40 +556,40 @@ GEM
       rspec-mocks (~> 3.13)
       rspec-support (~> 3.13)
     rspec-support (3.13.4)
-    rubocop (1.75.2)
+    rubocop (1.77.0)
       json (~> 2.3)
       language_server-protocol (~> 3.17.0.2)
       lint_roller (~> 1.1.0)
       parallel (~> 1.10)
       parser (>= 3.3.0.2)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 2.9.3, < 3.0)
-      rubocop-ast (>= 1.44.0, < 2.0)
+      rubocop-ast (>= 1.45.1, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 2.4.0, < 4.0)
-    rubocop-ast (1.44.0)
+    rubocop-ast (1.45.1)
       parser (>= 3.3.7.2)
       prism (~> 1.4)
     rubocop-capybara (2.22.1)
       lint_roller (~> 1.1)
       rubocop (~> 1.72, >= 1.72.1)
-    rubocop-govuk (5.1.4)
-      rubocop (= 1.75.2)
-      rubocop-ast (= 1.44.0)
+    rubocop-govuk (5.1.16)
+      rubocop (= 1.77.0)
+      rubocop-ast (= 1.45.1)
       rubocop-capybara (= 2.22.1)
-      rubocop-rails (= 2.31.0)
+      rubocop-rails (= 2.32.0)
       rubocop-rake (= 0.7.1)
-      rubocop-rspec (= 3.5.0)
-    rubocop-rails (2.31.0)
+      rubocop-rspec (= 3.6.0)
+    rubocop-rails (2.32.0)
       activesupport (>= 4.2.0)
       lint_roller (~> 1.1)
       rack (>= 1.1)
       rubocop (>= 1.75.0, < 2.0)
-      rubocop-ast (>= 1.38.0, < 2.0)
+      rubocop-ast (>= 1.44.0, < 2.0)
     rubocop-rake (0.7.1)
       lint_roller (~> 1.1)
       rubocop (>= 1.72.1)
-    rubocop-rspec (3.5.0)
+    rubocop-rspec (3.6.0)
       lint_roller (~> 1.1)
       rubocop (~> 1.72, >= 1.72.1)
     ruby-graphviz (1.2.5)