chore(deps): Bump nokogiri from 1.15.3 to 1.15.4 (#1208)

Bumps [nokogiri](https://github.com/sparklemotion/nokogiri) from 1.15.3 to 1.15.4.
- [Release notes](https://github.com/sparklemotion/nokogiri/releases)
- [Changelog](https://github.com/sparklemotion/nokogiri/blob/main/CHANGELOG.md)
- [Commits](sparklemotion/nokogiri@v1.15.3...v1.15.4)

---
updated-dependencies:
- dependency-name: nokogiri
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Gemfile.lock

@@ -127,17 +127,17 @@ GEM
     middleman-syntax (3.3.0)
       middleman-core (>= 3.2)
       rouge (~> 3.2)
-    mini_portile2 (2.8.2)
+    mini_portile2 (2.8.4)
     mini_racer (0.8.0)
       libv8-node (~> 18.16.0.0)
     minitest (5.17.0)
     mustache (1.1.1)
-    nokogiri (1.15.3)
+    nokogiri (1.15.4)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
-    nokogiri (1.15.3-arm64-darwin)
+    nokogiri (1.15.4-arm64-darwin)
       racc (~> 1.4)
-    nokogiri (1.15.3-x86_64-linux)
+    nokogiri (1.15.4-x86_64-linux)
       racc (~> 1.4)
     octokit (7.0.0)
       faraday (>= 1, < 3)