Merge pull request #8696 from Homebrew/dependabot/bundler/docs/html-proofer-3.16.0

build(deps-dev): bump html-proofer from 3.15.3 to 3.16.0 in /docs

docs/Gemfile.lock

@@ -84,7 +84,7 @@ GEM
     html-pipeline (2.14.0)
       activesupport (>= 2)
       nokogiri (>= 1.4)
-    html-proofer (3.15.3)
+    html-proofer (3.16.0)
       addressable (~> 2.3)
       mercenary (~> 0.3)
       nokogumbo (~> 2.0)