Bump nokogiri from 1.15.4 to 1.16.5

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.15.4 to 1.16.5.
- [Release notes](https://github.com/sparklemotion/nokogiri/releases)
- [Changelog](https://github.com/sparklemotion/nokogiri/blob/main/CHANGELOG.md)
- [Commits](sparklemotion/nokogiri@v1.15.4...v1.16.5)

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

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

Gemfile.lock

@@ -110,7 +110,7 @@ GEM
     marcel (1.0.2)
     method_source (1.0.0)
     mini_mime (1.1.5)
-    mini_portile2 (2.8.5)
+    mini_portile2 (2.8.6)
     minitest (5.20.0)
     mysql2 (0.5.5)
     net-imap (0.4.4)
@@ -123,7 +123,7 @@ GEM
     net-smtp (0.4.0)
       net-protocol
     nio4r (2.5.9)
-    nokogiri (1.15.4)
+    nokogiri (1.16.5)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     optimist (3.1.0)
@@ -139,7 +139,7 @@ GEM
       method_source (~> 1.0)
     pry-rails (0.3.9)
       pry (>= 0.10.4)
-    racc (1.7.1)
+    racc (1.7.3)
     rack (2.2.8)
     rack-test (2.1.0)
       rack (>= 1.3)