Bump nokogiri from 1.18.3 to 1.18.9

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.18.3 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@v1.18.3...v1.18.9)

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

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

Author: dependabot[bot]

Gemfile.lock

@@ -244,7 +244,7 @@ GEM
       benchmark
       logger
     mini_mime (1.1.5)
-    mini_portile2 (2.8.8)
+    mini_portile2 (2.8.9)
     minitest (5.25.4)
     msgpack (1.8.0)
     multi_json (1.15.0)
@@ -268,7 +268,7 @@ GEM
       net-protocol
     nio4r (2.7.4)
     nkf (0.2.0)
-    nokogiri (1.18.3)
+    nokogiri (1.18.9)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     oauth2 (2.0.9)