Bump nokogiri from 1.11.4 to 1.12.5 in /ansible/docker/rzz

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](https://github.com/sparklemotion/nokogiri/compare/v1.11.4...v1.12.5)

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

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

ansible/docker/rzz/Gemfile.lock

@@ -7,9 +7,9 @@ GEM
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     method_source (0.9.2)
-    mini_portile2 (2.5.1)
-    nokogiri (1.11.4)
-      mini_portile2 (~> 2.5.0)
+    mini_portile2 (2.6.1)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
       racc (~> 1.4)
     pry (0.12.2)
       coderay (~> 1.1.0)