LibWeb: Make Editing::fix_disallowed_ancestors_of_node() take a GC::Ref

Author: https://github.com/gmta
Commit: 98df4c2b3c
Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2735
Reviewed-by: https://github.com/tcl3

Libraries/LibWeb/Editing/Commands.cpp

@@ -206,7 +206,7 @@ bool command_delete_action(DOM::Document& document, String const&)
         }
 
         // 7. Fix disallowed ancestors of node.
-        fix_disallowed_ancestors_of_node(node);
+        fix_disallowed_ancestors_of_node(*node);
 
         // 8. Return true.
         return true;