Finish migration to v2 primitives (#5037)

* remove v0 primitives from polkadot-primitives

* first pass: remove v0

* fix fallout in erasure-coding

* remove v1 primitives, consolidate to v2

* the great import update

* update runtime_api_impl_v1 to v2 as well

* guide: add `Version` request for runtime API

* add version query to runtime API

* reintroduce OldV1SessionInfo in a limited way

polkadot/node/network/bridge/src/lib.rs

@@ -31,7 +31,7 @@ use polkadot_node_network_protocol::{
 };
 use polkadot_node_subsystem_util::metrics::{self, prometheus};
 use polkadot_overseer::gen::{OverseerError, Subsystem};
-use polkadot_primitives::v1::{BlockNumber, Hash};
+use polkadot_primitives::v2::{BlockNumber, Hash};
 use polkadot_subsystem::{
 	errors::{SubsystemError, SubsystemResult},
 	messages::{AllMessages, CollatorProtocolMessage, NetworkBridgeEvent, NetworkBridgeMessage},

polkadot/node/network/bridge/src/network.rs

@@ -31,7 +31,7 @@ use polkadot_node_network_protocol::{
 	request_response::{OutgoingRequest, Recipient, Requests},
 	PeerId, UnifiedReputationChange as Rep,
 };
-use polkadot_primitives::v1::{AuthorityDiscoveryId, Block, Hash};
+use polkadot_primitives::v2::{AuthorityDiscoveryId, Block, Hash};
 
 use crate::validator_discovery::AuthorityDiscovery;
 

polkadot/node/network/bridge/src/tests.rs

@@ -33,7 +33,7 @@ use polkadot_node_subsystem_test_helpers::{
 	SingleItemSink, SingleItemStream, TestSubsystemContextHandle,
 };
 use polkadot_node_subsystem_util::metered;
-use polkadot_primitives::v1::AuthorityDiscoveryId;
+use polkadot_primitives::v2::AuthorityDiscoveryId;
 use polkadot_primitives_test_helpers::dummy_collator_signature;
 use polkadot_subsystem::{
 	jaeger,

polkadot/node/network/bridge/src/validator_discovery.rs

@@ -30,7 +30,7 @@ use polkadot_node_network_protocol::{
 	peer_set::{PeerSet, PerPeerSet},
 	PeerId,
 };
-use polkadot_primitives::v1::AuthorityDiscoveryId;
+use polkadot_primitives::v2::AuthorityDiscoveryId;
 
 const LOG_TARGET: &str = "parachain::validator-discovery";