Bump nokogiri from 1.15.6 to 1.16.5 in /docs (#378)

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.15.6 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@v1.15.6...v1.16.5)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

docs/Gemfile.lock

@@ -57,9 +57,11 @@ GEM
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
-    nokogiri (1.15.6-arm64-darwin)
+    nokogiri (1.16.5-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.15.6-x86_64-darwin)
+    nokogiri (1.16.5-x86_64-darwin)
+      racc (~> 1.4)
+    nokogiri (1.16.5-x86_64-linux)
       racc (~> 1.4)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
@@ -85,6 +87,7 @@ PLATFORMS
   x86_64-darwin-20
   x86_64-darwin-21
   x86_64-darwin-22
+  x86_64-linux
 
 DEPENDENCIES
   jekyll (~> 4.2.1)