fixup: check only claimable_outpoints when generating claims on block_confirmed

reminder for myself: squash with commit above

Author: martinsaposnic

lightning/src/chain/channelmonitor.rs

@@ -5535,7 +5535,7 @@ impl<Signer: EcdsaChannelSigner> ChannelMonitorImpl<Signer> {
 		debug_assert!(self.best_block.height >= conf_height);
 
 		// Only generate claims if we haven't already done so (e.g., in transactions_confirmed).
-		if claimable_outpoints.is_empty() && watch_outputs.is_empty() {
+		if claimable_outpoints.is_empty() {
 			let should_broadcast = self.should_broadcast_holder_commitment_txn(logger);
 			if let Some(payment_hash) = should_broadcast {
 				let reason = ClosureReason::HTLCsTimedOut { payment_hash: Some(payment_hash) };