chore: rm unnecessary event

Author: jackstar12

lib/swap/PaymentHandler.ts

@@ -61,7 +61,6 @@ type SwapNurseryEvents = {
 
   // Reverse swap related events
   'minerfee.paid': ReverseSwap;
-  'transaction.direct': ReverseSwap;
   'invoice.expired': ReverseSwap;
 
   // UTXO based chains emit the "Transaction" object and Ethereum based ones just the transaction hash