Moves all test runtimes to use derive_impl (#2409)

Step in https://github.com/paritytech/polkadot-sdk/issues/171

This PR adds `derive_impl` on all `frame_system` config impls for mock
runtimes. The overridden configs are maintained as of now to ensure
minimal changes.

---------

Co-authored-by: Oliver Tale-Yazdi <oliver.tale-yazdi@parity.io>

substrate/frame/message-queue/src/integration_test.rs

@@ -38,7 +38,7 @@ use crate::{
 
 use crate as pallet_message_queue;
 use frame_support::{
-	parameter_types,
+	derive_impl, parameter_types,
 	traits::{ConstU32, ConstU64},
 };
 use rand::{rngs::StdRng, Rng, SeedableRng};
@@ -57,6 +57,7 @@ frame_support::construct_runtime!(
 	}
 );
 
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();

substrate/frame/message-queue/src/mock.rs

@@ -24,7 +24,7 @@ use super::*;
 
 use crate as pallet_message_queue;
 use frame_support::{
-	parameter_types,
+	derive_impl, parameter_types,
 	traits::{ConstU32, ConstU64},
 };
 use sp_core::H256;
@@ -43,6 +43,8 @@ frame_support::construct_runtime!(
 		MessageQueue: pallet_message_queue::{Pallet, Call, Storage, Event<T>},
 	}
 );
+
+#[derive_impl(frame_system::config_preludes::TestDefaultConfig as frame_system::DefaultConfig)]
 impl frame_system::Config for Test {
 	type BaseCallFilter = frame_support::traits::Everything;
 	type BlockWeights = ();