companion for pallet order fix. (#4181)

* companion

* remove no-op duplicated function

* fmt

* add comment on constraint

* Run cargo update

* fix integration test

Co-authored-by: Keith Yeung <kungfukeith11@gmail.com>
Co-authored-by: Shawn Tabrizi <shawntabrizi@gmail.com>

polkadot/runtime/test-runtime/src/lib.rs

@@ -715,7 +715,7 @@ pub type Executive = frame_executive::Executive<
 	Block,
 	frame_system::ChainContext<Runtime>,
 	Runtime,
-	AllPallets,
+	AllPalletsWithSystem,
 >;
 /// The payload being signed in transactions.
 pub type SignedPayload = generic::SignedPayload<Call, SignedExtra>;