signInWithVerificationId parameter mismatch (#3354)

by.chemerisuk.cordova.firebase.FirebaseAuthenticationPlugin.signInWithVerificationId argument 2 has type java.lang.String, got java.lang.Integer

smsCode has to be string instead of number

src/@ionic-native/plugins/firebase-authentication/index.ts

@@ -109,7 +109,7 @@ export class FirebaseAuthentication extends IonicNativePlugin {
   @Cordova({ sync: true })
   signInWithVerificationId(
     verificationId: string,
-    smsCode: number
+    smsCode: string
   ): Promise<any> {
     return;
   }