Bump nokogiri from 1.13.7 to 1.13.9

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.13.7 to 1.13.9.
- [Release notes](https://github.com/sparklemotion/nokogiri/releases)
- [Changelog](https://github.com/sparklemotion/nokogiri/blob/main/CHANGELOG.md)
- [Commits](sparklemotion/nokogiri@v1.13.7...v1.13.9)

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

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

Gemfile.lock

@@ -113,7 +113,7 @@ GEM
       jekyll (~> 3.3)
     jekyll-relative-links (0.5.2)
       jekyll (~> 3.3)
-    jekyll-remote-theme (0.4.2)
+    jekyll-remote-theme (0.4.3)
       addressable (~> 2.0)
       jekyll (>= 3.5, < 5.0)
       jekyll-sass-converter (>= 1.0, <= 3.0.0, != 2.0.0)
@@ -183,10 +183,10 @@ GEM
     mini_portile2 (2.8.0)
     minima (2.1.1)
       jekyll (~> 3.3)
-    minitest (5.14.1)
+    minitest (5.16.3)
     multipart-post (2.1.1)
     net-dns (0.9.0)
-    nokogiri (1.13.7)
+    nokogiri (1.13.9)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     octokit (4.18.0)
@@ -200,7 +200,7 @@ GEM
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     rouge (2.2.1)
-    rubyzip (2.3.0)
+    rubyzip (2.3.2)
     safe_yaml (1.0.5)
     sass (3.7.4)
       sass-listen (~> 4.0.0)