Bump nokogiri from 1.16.3 to 1.16.4

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.16.3 to 1.16.4.
- [Release notes](https://github.com/sparklemotion/nokogiri/releases)
- [Changelog](https://github.com/sparklemotion/nokogiri/blob/main/CHANGELOG.md)
- [Commits](sparklemotion/nokogiri@v1.16.3...v1.16.4)

---
updated-dependencies:
- dependency-name: nokogiri
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Gemfile

@@ -4,7 +4,7 @@ gem "activerecord", "7.1.3.2" # Ideally version should be synced with Transition
 gem "bootsnap", require: false
 gem "erubis", "2.7.0"
 gem "govuk_app_config", "~> 9.10.0"
-gem "nokogiri", "1.16.3"
+gem "nokogiri", "1.16.4"
 gem "optic14n", "2.1.0" # Ideally version should be synced with Transition
 gem "pg"
 gem "rack", "~> 2.2.9"

Gemfile.lock

@@ -103,10 +103,10 @@ GEM
     msgpack (1.7.2)
     mutex_m (0.2.0)
     nio4r (2.7.1)
-    nokogiri (1.16.3)
+    nokogiri (1.16.4)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
-    nokogiri (1.16.3-x86_64-darwin)
+    nokogiri (1.16.4-x86_64-darwin)
       racc (~> 1.4)
     opentelemetry-api (1.2.5)
     opentelemetry-common (0.20.1)
@@ -458,7 +458,7 @@ DEPENDENCIES
   erubis (= 2.7.0)
   govuk_app_config (~> 9.10.0)
   mr-sparkle (= 0.3.0)
-  nokogiri (= 1.16.3)
+  nokogiri (= 1.16.4)
   optic14n (= 2.1.0)
   pg
   pry