FPII-2769: Remove MANAGE_DOCUMENTS permission as it isn't needed

Change-Id: I72e7fa4fb16f4d46fb8efa9c0e3afc5cb72708a8
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index ce3321f..98e2df9 100755
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -54,7 +54,6 @@
     <uses-permission android:name="android.permission.READ_CONTACTS" />
     <uses-permission android:name="android.permission.READ_PHONE_STATE" />
     <uses-permission android:name="android.permission.MEDIA_CONTENT_CONTROL" />
-    <uses-permission android:name="android.permission.MANAGE_DOCUMENTS" />
 
 <uses-permission android:name="com.android.email.permission.ACCESS_PROVIDER"/>
     <uses-permission android:name="com.android.email.permission.READ_ATTACHMENT"/>