Use different bundle ID for Android example app.

Make sure the `webview_flutter` and `webview_flutter_android` example
apps use different application identifiers so that the CI doesn't run
into problems.

Author: mvanbeusekom

packages/webview_flutter/webview_flutter_android/example/android/app/build.gradle

@@ -33,7 +33,7 @@ android {
 
     defaultConfig {
         // TODO: Specify your own unique Application ID (https://developer.android.com/studio/build/application-id.html).
-        applicationId "io.flutter.plugins.webviewflutterexample"
+        applicationId "io.flutter.plugins.webviewflutterandroidexample"
         minSdkVersion 19
         targetSdkVersion 28
         versionCode flutterVersionCode.toInteger()

packages/webview_flutter/webview_flutter_android/example/pubspec.yaml

@@ -1,5 +1,5 @@
-name: webview_flutter_example
-description: Demonstrates how to use the webview_flutter plugin.
+name: webview_flutter_android_example
+description: Demonstrates how to use the webview_flutter_android plugin.
 publish_to: none
 
 environment: