validator_discovery: pass PeerSet to the request (#2372)

* validator_discovery: pass PeerSet to the request

* validator_discovery: track PeerSet of connected peers

* validator_discovery: fix tests

* validator_discovery: fix long line

* some fixes

* some validator_discovery logs

* log validator discovery request

* Also connect to validators on `DistributePoV`.

* validator_discovery: store the whole state per peer_set

* bump spec versions in kusama, polkadot and westend

* Correcting doc.

* validator_discovery: bump channel capacity

* pov-distribution: some cleanup

* this should fix the test, but it does not

* I just got some brain damage while fixing this

Why are you even reading this???

* wrap long line

* address some review nits

Co-authored-by: Robert Klotzner <robert.klotzner@gmx.at>

polkadot/node/network/availability-recovery/src/lib.rs

@@ -43,7 +43,7 @@ use polkadot_subsystem::{
 	},
 };
 use polkadot_node_network_protocol::{
-	v1 as protocol_v1, PeerId, ReputationChange as Rep, RequestId,
+	peer_set::PeerSet, v1 as protocol_v1, PeerId, ReputationChange as Rep, RequestId,
 };
 use polkadot_node_subsystem_util::{
 	Timeout, TimeoutExt,
@@ -579,6 +579,7 @@ async fn handle_from_interaction(
 
 			let message = NetworkBridgeMessage::ConnectToValidators {
 				validator_ids: vec![id.clone()],
+				peer_set: PeerSet::Validation,
 				connected: tx,
 			};