Bump nokogiri from 1.14.3 to 1.16.5 in /ruby/rails_assets (#730)

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.14.3 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@v1.14.3...v1.16.5)

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

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

ruby/rails_assets/Gemfile.lock

@@ -77,15 +77,15 @@ GEM
     marcel (1.0.2)
     method_source (1.0.0)
     mini_mime (1.1.2)
-    mini_portile2 (2.8.1)
-    minitest (5.17.0)
-    nio4r (2.5.9)
-    nokogiri (1.14.3)
-      mini_portile2 (~> 2.8.0)
+    mini_portile2 (2.8.6)
+    minitest (5.17.0)5
+    nio4r (2.5.8)
+    nokogiri (1.16.5)
+      mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     puma (5.6.7)
       nio4r (~> 2.0)
-    racc (1.6.2)
+    racc (1.7.3)
     rack (2.2.6.4)
     rack-proxy (0.7.4)
       rack