companion for validator self-vote in bags (#5088)

* companion for validator self-vote in bags

* fix

* cargo update -p sp-io

polkadot/runtime/westend/src/lib.rs

@@ -466,7 +466,7 @@ impl pallet_staking::Config for Runtime {
 	type NextNewSession = Session;
 	type ElectionProvider = ElectionProviderMultiPhase;
 	type GenesisElectionProvider = runtime_common::elections::GenesisElectionOf<Self>;
-	type SortedListProvider = BagsList;
+	type VoterList = BagsList;
 	type MaxUnlockingChunks = frame_support::traits::ConstU32<32>;
 	type BenchmarkingConfig = runtime_common::StakingBenchmarkingConfig;
 	type WeightInfo = weights::pallet_staking::WeightInfo<Runtime>;
@@ -1087,7 +1087,10 @@ pub type Executive = frame_executive::Executive<
 	frame_system::ChainContext<Runtime>,
 	Runtime,
 	AllPalletsWithSystem,
-	CrowdloanIndexMigration,
+	(
+		CrowdloanIndexMigration,
+		pallet_staking::migrations::v9::InjectValidatorsIntoVoterList<Runtime>,
+	),
 >;
 /// The payload being signed in transactions.
 pub type SignedPayload = generic::SignedPayload<Call, SignedExtra>;