Add divider in Location settings

- add divider above App-level permissions to separate from recent
location requests.

Change-Id: Idf4df29d3b6105df6e2099bba28a7ee00d1cb9f2
Fixes: 73773240
Test: visual

res/xml/location_settings.xml

@@ -27,7 +27,8 @@
         <!-- This preference category gets removed if new_recent_location_ui is disabled -->
         <Preference
             android:key="app_level_permissions"
-            android:title="@string/location_app_level_permissions">
+            android:title="@string/location_app_level_permissions"
+            settings:allowDividerAbove="true">
             <intent android:action="android.intent.action.MANAGE_PERMISSION_APPS">
                 <extra android:name="android.intent.extra.PERMISSION_NAME"
                        android:value="android.permission-group.LOCATION" />