fix clippy

cumulus/parachains/integration-tests/emulated/tests/bridges/bridge-hub-rococo/src/tests/snowbridge.rs

@@ -38,7 +38,6 @@ const TREASURY_ACCOUNT: [u8; 32] =
 	hex!("6d6f646c70792f74727372790000000000000000000000000000000000000000");
 const WETH: [u8; 20] = hex!("87d1f7fdfEe7f651FaBc8bFCB6E086C278b77A7d");
 const ETHEREUM_DESTINATION_ADDRESS: [u8; 20] = hex!("44a57ee2f2FCcb85FDa2B0B18EBD0D8D2333700e");
-const XCM_FEE: u128 = 4_000_000_000;
 
 #[derive(Encode, Decode, Debug, PartialEq, Eq, Clone, TypeInfo)]
 pub enum ControlCall {
@@ -211,9 +210,7 @@ fn register_weth_token_from_ethereum_to_asset_hub() {
 	BridgeHubRococo::fund_para_sovereign(AssetHubRococo::para_id().into(), INITIAL_FUND);
 
 	BridgeHubRococo::execute_with(|| {
-		type RuntimeEvent = <BridgeHubRococo as Chain>::RuntimeEvent;
 		type Runtime = <BridgeHubRococo as Chain>::Runtime;
-		type Balances = <BridgeHubRococo as BridgeHubRococoPallet>::Balances;
 
 		// Construct RegisterToken message and sent to inbound queue
 		let register_token_message = make_register_token_message();
@@ -282,8 +279,6 @@ fn send_token_from_ethereum_to_penpal() {
 		assert!(<PenpalA as PenpalAPallet>::ForeignAssets::asset_exists(weth_asset_id));
 	});
 
-	let message_id: H256 = [1; 32].into();
-
 	BridgeHubRococo::execute_with(|| {
 		type RuntimeEvent = <BridgeHubRococo as Chain>::RuntimeEvent;