Merge pull request #1244 from github/dependabot/bundler/html-pipeline-2.12.3

Bump html-pipeline from 2.12.2 to 2.12.3

Author: MikeMcQuaid

Gemfile.lock

@@ -80,7 +80,7 @@ GEM
       octokit (~> 4.0)
       public_suffix (~> 3.0)
       typhoeus (~> 1.3)
-    html-pipeline (2.12.2)
+    html-pipeline (2.12.3)
       activesupport (>= 2)
       nokogiri (>= 1.4)
     html-proofer (3.15.0)