f drop testing code

Author: TheBlueMatt

lightning/src/chain/channelmonitor.rs

@@ -2487,7 +2487,7 @@ impl<Signer: Sign> ChannelMonitorImpl<Signer> {
 											// claimable balance if the claim was an HTLC-Success or
 											// HTLC-Timeout transaction.
 											on_to_local_output_csv: if accepted_preimage_claim || offered_timeout_claim {
-												Some(self.on_holder_tx_csv) } else { Some(0) },
+												Some(self.on_holder_tx_csv) } else { None },
 										},
 									});
 								} else {