Merge pull request #1335 from Shopify/dependabot/bundler/rdoc-6.6.3.1

Bump rdoc from 6.6.2 to 6.6.3.1

Author: erik-shopify

Gemfile.lock

@@ -318,7 +318,7 @@ GEM
       zeitwerk (~> 2.6)
     rainbow (3.1.1)
     rake (13.1.0)
-    rdoc (6.6.2)
+    rdoc (6.6.3.1)
       psych (>= 4.0.0)
     redis (4.8.1)
     redis-objects (1.7.0)