Bump nokogiri from 1.11.4 to 1.11.6

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.11.4 to 1.11.6.
- [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...v1.11.6)

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

Gemfile.lock

@@ -2,12 +2,18 @@ GEM
   remote: https://rubygems.org/
   specs:
     humanize (2.5.1)
-    mini_portile2 (2.5.1)
-    nokogiri (1.11.4)
+    mini_portile2 (2.5.2)
+      net-ftp (~> 0.1)
+    net-ftp (0.1.2)
+      net-protocol
+      time
+    net-protocol (0.1.0)
+    nokogiri (1.11.6)
       mini_portile2 (~> 2.5.0)
       racc (~> 1.4)
     paru (0.4.1.2)
     racc (1.5.2)
+    time (0.1.0)
 
 PLATFORMS
   ruby