fixed issue in confirms functions

cash_payments_handler.html

@@ -13862,6 +13862,7 @@
           const RM_WALLET = new localbitcoinplusplus.wallets;
           Array.from(recv_deposit_btn).forEach(function(element) {
             element.addEventListener("click", async function(evt) {
+                let btn = this;
                 evt.preventDefault();
                 const deposit_id = this.value;
                 const req_info = document.getElementById(`depositSpan${deposit_id}`);
@@ -13959,7 +13960,7 @@
 
                         throw new Error(`Failed to inform Supernode of cash deposit: ${flo_txid}`);
                     }
-                })()
+                }.bind(btn))()
 
             });
             });