Bridges subtree update (#2602)

## Summary

This PR aligns Rococo/Westend bridge with latest Bridges repo
development:
- https://github.com/paritytech/parity-bridges-common/pull/2727
- https://github.com/paritytech/parity-bridges-common/pull/2728
- https://github.com/paritytech/parity-bridges-common/pull/2729




Part of: https://github.com/paritytech/parity-bridges-common/issues/2452

cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/lib.rs

@@ -500,6 +500,8 @@ construct_runtime!(
 
 		BridgeRelayers: pallet_bridge_relayers::{Pallet, Call, Storage, Event<T>} = 47,
 
+		XcmOverBridgeHubWestend: pallet_xcm_bridge_hub::<Instance1>::{Pallet} = 52,
+
 		// Message Queue. Importantly, is registered last so that messages are processed after
 		// the `on_initialize` hooks of bridging pallets.
 		MessageQueue: pallet_message_queue::{Pallet, Call, Storage, Event<T>} = 250,
@@ -931,7 +933,13 @@ impl_runtime_apis! {
 
 				fn export_message_origin_and_destination(
 				) -> Result<(MultiLocation, NetworkId, InteriorMultiLocation), BenchmarkError> {
-					Ok((TokenLocation::get(), NetworkId::Westend, X1(Parachain(100))))
+					Ok(
+						(
+							bridge_to_westend_config::FromAssetHubRococoToAssetHubWestendRoute::get().location,
+							NetworkId::Westend,
+							X1(Parachain(bridge_to_westend_config::AssetHubWestendParaId::get().into()))
+						)
+					)
 				}
 
 				fn alias_origin() -> Result<(MultiLocation, MultiLocation), BenchmarkError> {