Bump nokogiri from 1.15.5 to 1.16.2

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.15.5 to 1.16.2.
- [Release notes](https://github.com/sparklemotion/nokogiri/releases)
- [Changelog](https://github.com/sparklemotion/nokogiri/blob/main/CHANGELOG.md)
- [Commits](sparklemotion/nokogiri@v1.15.5...v1.16.2)

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

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile

@@ -32,7 +32,7 @@ gem 'mail', '2.8.1'
 gem 'matrix', '0.4.2'
 gem 'mocha', '2.1.0', require: false
 gem 'net-smtp', '0.4.0.1'
-gem 'nokogiri', '1.15.5'
+gem 'nokogiri', '1.16.2'
 gem 'octokit', '8.0.0'
 gem 'pdd', '0.24.0'
 gem 'rack', '3.0.9'

Gemfile.lock

@@ -105,9 +105,13 @@ GEM
       timeout
     net-smtp (0.4.0.1)
       net-protocol
-    nokogiri (1.15.5)
+    nokogiri (1.16.2)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
+    nokogiri (1.16.2-x86_64-darwin)
+      racc (~> 1.4)
+    nokogiri (1.16.2-x86_64-linux)
+      racc (~> 1.4)
     oauth (0.6.2)
       snaky_hash (~> 2.0)
       version_gem (~> 1.1)
@@ -247,7 +251,7 @@ DEPENDENCIES
   matrix (= 0.4.2)
   mocha (= 2.1.0)
   net-smtp (= 0.4.0.1)
-  nokogiri (= 1.15.5)
+  nokogiri (= 1.16.2)
   octokit (= 8.0.0)
   pdd (= 0.24.0)
   rack (= 3.0.9)