FIX: Set isLoading to false when biometrics unlock fails

UnlockWith.js

@@ -34,6 +34,7 @@ export default class UnlockWith extends Component {
     }
     this.setState({ isAuthenticating: true }, async () => {
       if (await Biometric.unlockWithBiometrics()) {
+        this.setState({ isAuthenticating: false });
         await BlueApp.startAndDecrypt();
         return this.props.onSuccessfullyAuthenticated();
       }

screen/send/confirm.js

@@ -52,6 +52,7 @@ export default class Confirm extends Component {
 
         if (this.isBiometricUseCapableAndEnabled) {
           if (!(await Biometric.unlockWithBiometrics())) {
+            this.setState({ isLoading: false });
             return;
           }
         }