Remove GET_ACCOUNTS unused permission

This is a permission we are not using anywhere anymore but is a dangerous
permission that get caught in Google Play's scan tools and review analysis.

Author: Thomas Horta

WordPressUtils/src/main/AndroidManifest.xml

@@ -1,5 +1,4 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
-  <uses-permission android:name="android.permission.GET_ACCOUNTS" />
   <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
 </manifest>