fix(xcm): correct MintLocation for AH migration (RC 1_020_007, AH 1_020_006)

Relay Chain no longer has mint authority — teleport tracking set to None.
Asset Hub is now the canonical minter with MintLocation::Local tracking.

RC: LocalCheckAccount → TeleportTracking = None
AH: () → TeleportTracking = Some((CheckingAccount, MintLocation::Local))

pezkuwi/runtime/pezkuwichain/src/lib.rs

@@ -174,7 +174,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
 	spec_name: alloc::borrow::Cow::Borrowed("pezkuwichain"),
 	impl_name: alloc::borrow::Cow::Borrowed("parity-pezkuwichain"),
 	authoring_version: 0,
-	spec_version: 1_020_006,
+	spec_version: 1_020_007,
 	impl_version: 0,
 	apis: RUNTIME_API_VERSIONS,
 	transaction_version: 26,

pezkuwi/runtime/pezkuwichain/src/xcm_config.rs

@@ -55,7 +55,8 @@ parameter_types! {
 	pub const ThisNetwork: NetworkId = NetworkId::ByGenesis(PEZKUWICHAIN_GENESIS_HASH);
 	pub UniversalLocation: InteriorLocation = ThisNetwork::get().into();
 	pub CheckAccount: AccountId = XcmPallet::check_account();
-	pub LocalCheckAccount: (AccountId, MintLocation) = (CheckAccount::get(), MintLocation::Local);
+	/// Pezkuwi relay does not have mint authority anymore after the Asset Hub migration.
+	pub TeleportTracking: Option<(AccountId, MintLocation)> = None;
 	pub TreasuryAccount: AccountId = Treasury::account_id();
 }
 
@@ -81,8 +82,7 @@ pub type LocalAssetTransactor = FungibleAdapter<
 	LocationConverter,
 	// Our chain's account ID type (we can't get away without mentioning it explicitly):
 	AccountId,
-	// We track our teleports in/out to keep total issuance correct.
-	LocalCheckAccount,
+	TeleportTracking,
 >;
 
 /// The means that we convert the XCM message origin location into a local dispatch origin.