Bump nokogiri from 1.5.0 to 1.13.4

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.5.0 to 1.13.4.
- [Release notes](https://github.com/sparklemotion/nokogiri/releases)
- [Changelog](https://github.com/sparklemotion/nokogiri/blob/v1.13.4/CHANGELOG.md)
- [Commits](sparklemotion/nokogiri@v1.5.0...v1.13.4)

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

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

Author: dependabot[bot]

Gemfile.lock

@@ -64,10 +64,16 @@ GEM
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     mime-types (1.17.2)
+    mini_portile2 (2.8.0)
     multi_json (1.0.4)
-    nokogiri (1.5.0)
-    nokogiri (1.5.0-java)
+    nokogiri (1.13.4)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
+    nokogiri (1.13.4-java)
+      racc (~> 1.4)
     polyglot (0.3.4)
+    racc (1.6.0)
+    racc (1.6.0-java)
     rack (1.3.6)
     rack-cache (1.1)
       rack (>= 0.4)