Fix ParentOrSiblings (#2428)

We were not filtering for sibling parachains, but for sibling anything

---------

Co-authored-by: Branislav Kontur <bkontur@gmail.com>
Co-authored-by: command-bot <>

cumulus/parachains/runtimes/collectives/collectives-westend/src/xcm_config.rs

@@ -28,7 +28,8 @@ use pallet_xcm::XcmPassthrough;
 use parachains_common::{
 	impls::ToStakingPot,
 	xcm_config::{
-		AllSiblingSystemParachains, ConcreteAssetFromSystem, RelayOrOtherSystemParachains,
+		AllSiblingSystemParachains, ConcreteAssetFromSystem, ParentRelayOrSiblingParachains,
+		RelayOrOtherSystemParachains,
 	},
 };
 use polkadot_parachain_primitives::primitives::Sibling;
@@ -137,10 +138,6 @@ match_types! {
 		MultiLocation { parents: 1, interior: Here } |
 		MultiLocation { parents: 1, interior: X1(Plurality { .. }) }
 	};
-	pub type ParentOrSiblings: impl Contains<MultiLocation> = {
-		MultiLocation { parents: 1, interior: Here } |
-		MultiLocation { parents: 1, interior: X1(_) }
-	};
 }
 
 /// A call filter for the XCM Transact instruction. This is a temporary measure until we properly
@@ -242,7 +239,7 @@ pub type Barrier = TrailingSetTopicAsId<
 					// Parent and its pluralities (i.e. governance bodies) get free execution.
 					AllowExplicitUnpaidExecutionFrom<ParentOrParentsPlurality>,
 					// Subscriptions for version tracking are OK.
-					AllowSubscriptionsFrom<ParentOrSiblings>,
+					AllowSubscriptionsFrom<ParentRelayOrSiblingParachains>,
 				),
 				UniversalLocation,
 				ConstU32<8>,