Prevent an undefined gas price from breaking the transaction list (#11015)

ui/hooks/useCancelTransaction.js

@@ -26,7 +26,10 @@ import { multiplyCurrencies } from '../helpers/utils/conversion-util';
  */
 export function useCancelTransaction(transactionGroup) {
   const { primaryTransaction } = transactionGroup;
-  const gasPrice = primaryTransaction.txParams?.gasPrice?.startsWith('-')
+
+  const transactionGasPrice = primaryTransaction.txParams?.gasPrice;
+  const gasPrice =
+    transactionGasPrice === undefined || transactionGasPrice?.startsWith('-')
       ? '0x0'
       : primaryTransaction.txParams?.gasPrice;
   const transaction = primaryTransaction;