Bump nokogiri from 1.11.7 to 1.12.5 in /examples/simple_rails_api (#116)

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.11.7 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@v1.11.7...v1.12.5)

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

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

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

Author: dependabot[bot]

examples/simple_rails_api/Gemfile.lock

@@ -79,7 +79,7 @@ GEM
     marcel (1.0.1)
     method_source (1.0.0)
     mini_mime (1.1.0)
-    mini_portile2 (2.5.3)
+    mini_portile2 (2.6.1)
     minitest (5.14.4)
     msgpack (1.4.2)
     nio4r (2.5.8)