build(deps): bump nokogiri from 1.16.7 to 1.16.8

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.16.7 to 1.16.8.
- [Release notes](https://github.com/sparklemotion/nokogiri/releases)
- [Changelog](https://github.com/sparklemotion/nokogiri/blob/main/CHANGELOG.md)
- [Commits](sparklemotion/nokogiri@v1.16.7...v1.16.8)

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

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

Gemfile.lock

@@ -783,7 +783,7 @@ GEM
     net-smtp (0.5.0)
       net-protocol
     nio4r (2.7.4)
-    nokogiri (1.16.7)
+    nokogiri (1.16.8)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     oj (3.16.7)