LibWeb: Make CSSRuleList GC-allocated

Author: https://github.com/awesomekling
Commit: 5d6cb9cbdb
Pull-request: https://github.com/SerenityOS/serenity/pull/14816
Reviewed-by: https://github.com/ADKaster
Reviewed-by: https://github.com/linusg ✅

Meta/Lagom/Tools/CodeGenerators/LibWeb/WrapperGenerator/IDLGenerators.cpp

@@ -84,6 +84,9 @@ static bool impl_is_wrapper(Type const& type)
     if (type.name == "StyleSheetList"sv)
         return true;
 
+    if (type.name == "CSSRuleList"sv)
+        return true;
+
     return false;
 }