Bump nokogiri from 1.11.2 to 1.18.9

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.11.2 to 1.18.9.
- [Release notes](https://github.com/sparklemotion/nokogiri/releases)
- [Changelog](https://github.com/sparklemotion/nokogiri/blob/main/CHANGELOG.md)
- [Commits](sparklemotion/nokogiri@v1.11.2...v1.18.9)

---
updated-dependencies:
- dependency-name: nokogiri
  dependency-version: 1.18.9
  dependency-type: indirect
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -167,14 +167,14 @@ GEM
     minitest (5.14.4)
     msgpack (1.4.2)
     nio4r (2.5.7)
-    nokogiri (1.11.2-x86_64-linux)
+    nokogiri (1.18.9-x86_64-linux-gnu)
       racc (~> 1.4)
     orm_adapter (0.5.0)
     pg (1.2.3)
     public_suffix (4.0.6)
     puma (4.3.12)
       nio4r (~> 2.0)
-    racc (1.5.2)
+    racc (1.8.1)
     rack (2.2.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)