Update Transfer.js

Fixes Issue jimmychu0807#279, currently called method is transfer which has been changed in substrate to transferAllowDeath, this proposed changed will fix, token sending while using the front-end

src/Transfer.js

@@ -81,7 +81,7 @@ export default function Main(props) {
             setStatus={setStatus}
             attrs={{
               palletRpc: 'balances',
-              callable: 'transfer',
+              callable: 'transferAllowDeath',
               inputParams: [addressTo, amount],
               paramFields: [true, true],
             }}