Bump nokogiri from 1.11.4 to 1.12.5 (#5640)

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.11.4 to 1.12.5.
- [Release notes](https://github.com/sparklemotion/nokogiri/releases)
- [Changelog](https://github.com/sparklemotion/nokogiri/blob/main/CHANGELOG.md)
- [Commits](sparklemotion/nokogiri@v1.11.4...v1.12.5)

---
updated-dependencies:
- dependency-name: nokogiri
  dependency-type: direct:production
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile.lock

@@ -47,11 +47,11 @@ GEM
  ruby-progressbar (~> 1.4)
  git_diff (0.4.3)
  hashdiff (0.3.7)
- mini_portile2 (2.5.1)
+ mini_portile2 (2.6.1)
  multipart-post (2.1.1)
  namae (1.0.2)
- nokogiri (1.11.4)
- mini_portile2 (~> 2.5.0)
+ nokogiri (1.12.5)
+ mini_portile2 (~> 2.6.1)
  racc (~> 1.4)
  octokit (4.20.0)
  faraday (>= 0.9)