Bump nokogiri from 1.16.8 to 1.18.8

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.16.8 to 1.18.8.
- [Release notes](https://github.com/sparklemotion/nokogiri/releases)
- [Changelog](https://github.com/sparklemotion/nokogiri/blob/main/CHANGELOG.md)
- [Commits](sparklemotion/nokogiri@v1.16.8...v1.18.8)

---
updated-dependencies:
- dependency-name: nokogiri
  dependency-version: 1.18.8
  dependency-type: indirect
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -78,7 +78,7 @@ GEM
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.4.0)
     mini_portile2 (2.8.8)
-    nokogiri (1.16.8)
+    nokogiri (1.18.8)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     pathutil (0.16.2)
@@ -90,7 +90,7 @@ GEM
       ruby-rc4
       ttfunk
     public_suffix (5.1.1)
-    racc (1.7.3)
+    racc (1.8.1)
     rainbow (3.1.1)
     rb-fsevent (0.11.2)
     rb-inotify (0.11.1)