Bump nokogiri from 1.14.0 to 1.16.6

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.14.0 to 1.16.6.
- [Release notes](https://github.com/sparklemotion/nokogiri/releases)
- [Changelog](https://github.com/sparklemotion/nokogiri/blob/v1.16.6/CHANGELOG.md)
- [Commits](sparklemotion/nokogiri@v1.14.0...v1.16.6)

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

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

Gemfile.lock

@@ -49,7 +49,6 @@ GEM
       net-smtp
     method_source (1.0.0)
     mini_mime (1.1.2)
-    mini_portile2 (2.8.7)
     minitest (5.17.0)
     net-imap (0.3.4)
       date
@@ -60,11 +59,12 @@ GEM
       timeout
     net-smtp (0.3.3)
       net-protocol
-    nokogiri (1.14.3)
-      mini_portile2 (~> 2.8.0)
+    nokogiri (1.16.6-arm64-darwin)
+      racc (~> 1.4)
+    nokogiri (1.16.6-x86_64-linux)
       racc (~> 1.4)
     public_suffix (5.0.1)
-    racc (1.6.2)
+    racc (1.8.0)
     rack (2.2.6.4)
     rack-test (2.0.2)
       rack (>= 1.3)