Bump rails-html-sanitizer from 1.3.0 to 1.6.0

Bumps [rails-html-sanitizer](https://github.com/rails/rails-html-sanitizer) from 1.3.0 to 1.6.0.
- [Release notes](https://github.com/rails/rails-html-sanitizer/releases)
- [Changelog](https://github.com/rails/rails-html-sanitizer/blob/main/CHANGELOG.md)
- [Commits](rails/rails-html-sanitizer@v1.3.0...v1.6.0)

---
updated-dependencies:
- dependency-name: rails-html-sanitizer
  dependency-type: indirect
...

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

Author: dependabot[bot]

Gemfile.lock

@@ -32,9 +32,9 @@ GEM
     erubi (1.10.0)
     i18n (1.8.10)
       concurrent-ruby (~> 1.0)
-    loofah (2.11.0)
+    loofah (2.22.0)
       crass (~> 1.0.2)
-      nokogiri (>= 1.5.9)
+      nokogiri (>= 1.12.0)
     method_source (1.0.0)
     minitest (5.14.4)
     nokogiri (1.15.5-arm64-darwin)
@@ -50,8 +50,9 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.3.0)
-      loofah (~> 2.3)
+    rails-html-sanitizer (1.6.0)
+      loofah (~> 2.21)
+      nokogiri (~> 1.14)
     railties (6.1.4)
       actionpack (= 6.1.4)
       activesupport (= 6.1.4)