Release parachain host API v4 (#2325)

* Release parachain host API v4

* update lockfile for {"polkadot", "substrate"}

---------

Co-authored-by: parity-processbot <>

cumulus/client/relay-chain-minimal-node/src/blockchain_rpc_client.rs

@@ -234,7 +234,7 @@ impl RuntimeApiSubsystemClient for BlockChainRpcClient {
 		&self,
 		at: Hash,
 		session_index: polkadot_primitives::SessionIndex,
-	) -> Result<Option<polkadot_primitives::vstaging::ExecutorParams>, sp_api::ApiError> {
+	) -> Result<Option<polkadot_primitives::ExecutorParams>, sp_api::ApiError> {
 		Ok(self
 			.rpc_client
 			.parachain_host_session_executor_params(at, session_index)

cumulus/client/relay-chain-rpc-interface/src/rpc_client.rs

@@ -30,11 +30,11 @@ use sp_storage::StorageKey;
 
 use cumulus_primitives_core::{
 	relay_chain::{
-		vstaging::ExecutorParams, BlockNumber, CandidateCommitments, CandidateEvent, CandidateHash,
-		CommittedCandidateReceipt, CoreState, DisputeState, GroupRotationInfo, Hash as RelayHash,
-		Header as RelayHeader, InboundHrmpMessage, OccupiedCoreAssumption, PvfCheckStatement,
-		ScrapedOnChainVotes, SessionIndex, SessionInfo, ValidationCode, ValidationCodeHash,
-		ValidatorId, ValidatorIndex, ValidatorSignature,
+		BlockNumber, CandidateCommitments, CandidateEvent, CandidateHash,
+		CommittedCandidateReceipt, CoreState, DisputeState, ExecutorParams, GroupRotationInfo,
+		Hash as RelayHash, Header as RelayHeader, InboundHrmpMessage, OccupiedCoreAssumption,
+		PvfCheckStatement, ScrapedOnChainVotes, SessionIndex, SessionInfo, ValidationCode,
+		ValidationCodeHash, ValidatorId, ValidatorIndex, ValidatorSignature,
 	},
 	InboundDownwardMessage, ParaId, PersistedValidationData,
 };