Bump nokogiri from 1.16.5 to 1.16.6

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.16.5 to 1.16.6.
- [Release notes](https://github.com/sparklemotion/nokogiri/releases)
- [Changelog](https://github.com/sparklemotion/nokogiri/blob/main/CHANGELOG.md)
- [Commits](sparklemotion/nokogiri@v1.16.5...v1.16.6)

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

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

Gemfile.lock

@@ -269,11 +269,11 @@ GEM
     netrc (0.11.0)
     nkf (0.2.0)
     no_proxy_fix (0.1.2)
-    nokogiri (1.16.5-arm64-darwin)
+    nokogiri (1.16.6-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.16.5-x86_64-darwin)
+    nokogiri (1.16.6-x86_64-darwin)
       racc (~> 1.4)
-    nokogiri (1.16.5-x86_64-linux)
+    nokogiri (1.16.6-x86_64-linux)
       racc (~> 1.4)
     octokit (8.1.0)
       base64
@@ -284,7 +284,7 @@ GEM
     os (1.1.4)
     plist (3.7.1)
     public_suffix (4.0.7)
-    racc (1.7.3)
+    racc (1.8.0)
     rake (13.2.1)
     rchardet (1.8.0)
     representable (3.2.0)