chore(auth): move example app to "flutterfire-e2e-tests" Firebase project (#10042)

Author: russellwheatley

packages/firebase_auth/firebase_auth/example/android/app/build.gradle

@@ -43,7 +43,7 @@ android {
 
     defaultConfig {
         // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
-        applicationId "io.flutter.plugins.firebaseauthexample"
+        applicationId "io.flutter.plugins.firebase.auth.example"
         minSdkVersion 19
         targetSdkVersion flutter.targetSdkVersion
         versionCode flutterVersionCode.toInteger()
@@ -69,4 +69,4 @@ dependencies {
     implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
 }
 
-apply plugin: 'com.google.gms.google-services'
+apply plugin: 'com.google.gms.google-services'