Merge pull request #512 from alphagov/dependabot/bundler/nokogiri-1.18.8

Bump nokogiri from 1.18.4 to 1.18.8

Author: domoscargin

Gemfile.lock

@@ -150,9 +150,9 @@ GEM
     minitest (5.25.5)
     multi_json (1.15.0)
     mutex_m (0.3.0)
-    nokogiri (1.18.4-arm64-darwin)
+    nokogiri (1.18.8-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.18.4-x86_64-linux-gnu)
+    nokogiri (1.18.8-x86_64-linux-gnu)
       racc (~> 1.4)
     openapi3_parser (0.9.2)
       commonmarker (~> 0.17)