Remove divider above Account settings

app/src/main/res/xml/sync_prefs.xml

@@ -8,13 +8,15 @@
   ~ http://www.gnu.org/licenses/gpl.html
   -->
 
-<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android">
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:settings="http://schemas.android.com/apk/res-auto">
 
     <PreferenceScreen
         android:iconSpaceReserved="true"
         android:summary="@string/manage_account_description"
         android:title="@string/manage_accounts"
-        android:order="300">
+        android:order="300"
+        settings:allowDividerAbove="false">
         <intent
             android:action="ACTION_VIEW"
             android:targetClass="foundation.e.accountmanager.ui.AccountsActivity"