LibJS: Move [[ConstructorKind]] to ECMAScriptFunctionObject

Author: https://github.com/linusg
Commit: 06726d41ac
Pull-request: https://github.com/SerenityOS/serenity/pull/10203
Reviewed-by: https://github.com/IdanHo ✅
Reviewed-by: https://github.com/davidot

Userland/Libraries/LibJS/AST.cpp

@@ -886,7 +886,7 @@ Value ClassExpression::execute(Interpreter& interpreter, GlobalObject& global_ob
             interpreter.vm().throw_exception<TypeError>(global_object, ErrorType::ClassExtendsValueNotAConstructorOrNull, super_constructor.to_string_without_side_effects());
             return {};
         }
-        class_constructor->set_constructor_kind(FunctionObject::ConstructorKind::Derived);
+        class_constructor->set_constructor_kind(ECMAScriptFunctionObject::ConstructorKind::Derived);
 
         Object* super_constructor_prototype = nullptr;
         if (!super_constructor.is_null()) {