Fix number of confirmations for transaction (#6552)

* 1 confirmation when tx is mined

* Spelling mistake

js/src/redux/providers/requestsActions.js

@@ -72,8 +72,9 @@ export const trackRequest = (requestId, { transactionHash = null } = {}) => (dis
       const requestData = requests[requestId];
       let blockSubscriptionId = -1;
 
-      // Set the block height to 0 at the beggining
-      data.blockHeight = new BigNumber(0);
+      // Set the block height to 1 at the beginning (transaction mined,
+      // thus one confirmation)
+      data.blockHeight = new BigNumber(1);
 
       // If the request was a contract deployment,
       // then add the contract with the saved metadata to the account