11.x

Allow a sitebuilder to change the Comment form heading (rerolls #96 in issue 2546116)

core/modules/comment/config/schema/comment.schema.yml

@@ -40,6 +40,9 @@ comment.type.*:
     description:
       type: text
       label: 'Description'
+    form_heading:
+      type: label
+      label: 'Form heading'
 
 field.storage_settings.comment:
   type: mapping