Add outdated tags validation issue subtype for noncanonical brands

Add specific warning message for noncanonical brands (close #6443)
Don't allow autofixing noncanonical brand issues

data/core.yaml

@@ -1444,6 +1444,9 @@ en:
       incomplete:
         message: "{feature} has incomplete tags"
         reference: "Some features should have additional tags."
+      noncanonical_brand:
+        message: "{feature} looks like a brand with nonstandard tags"
+        reference: "All features of the same brand should be tagged the same way."
     private_data:
       title: Private Information
       tip: "Find features that may contain private information"