f! add missing txid check

Author: wpaulino

lightning/src/chain/onchaintx.rs

@@ -1011,6 +1011,9 @@ impl<ChannelSigner: Sign> OnchainTxHandler<ChannelSigner> {
 	) -> Option<(Transaction, ExternalHTLCClaim)> {
 		let find_htlc = |holder_commitment: &HolderCommitmentTransaction| -> Option<(Transaction, ExternalHTLCClaim)> {
 			let trusted_tx = holder_commitment.trust();
+			if outp.txid != trusted_tx.txid() {
+				return None;
+			}
 			trusted_tx.htlcs().iter().enumerate()
 				.find(|(_, htlc)| if let Some(output_index) = htlc.transaction_output_index {
 					output_index == outp.vout