Bump nokogiri from 1.11.7 to 1.12.5 in /examples/simple_rails_api (#120)

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
...

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

Author: dependabot[bot]

examples/simple_rails_api/Gemfile.lock

@@ -83,12 +83,12 @@ GEM
     minitest (5.14.4)
     msgpack (1.4.2)
     nio4r (2.5.8)
-    nokogiri (1.11.7)
-      mini_portile2 (~> 2.5.0)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
       racc (~> 1.4)
     puma (4.3.9)
       nio4r (~> 2.0)
-    racc (1.5.2)
+    racc (1.6.0)
     rack (2.2.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)