Bump nokogiri in /docs in the bundler group across 1 directory

Bumps the bundler group with 1 update in the /docs directory: [nokogiri](https://github.com/sparklemotion/nokogiri).


Updates `nokogiri` from 1.16.2 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@v1.16.2...v1.16.5)

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

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

docs/Gemfile.lock

@@ -201,14 +201,14 @@ GEM
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.3.6)
-    mini_portile2 (2.8.5)
+    mini_portile2 (2.8.6)
     minima (2.5.1)
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
     minitest (5.17.0)
     multipart-post (2.1.1)
-    nokogiri (1.16.2)
+    nokogiri (1.16.5)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     octokit (4.18.0)