Settings: Put device info header above "Basic info"

Change-Id: I8db12e882c16d6afa0e04bc1c4e93f7ec99960ed
diff --git a/res/xml/my_device_info.xml b/res/xml/my_device_info.xml
index 29c3c62..5cb8be4 100644
--- a/res/xml/my_device_info.xml
+++ b/res/xml/my_device_info.xml
@@ -23,10 +23,9 @@
 
     <com.android.settingslib.widget.LayoutPreference
         android:key="my_device_info_header"
-        android:order="0"
+        android:order="-1"
         android:layout="@layout/settings_entity_header"
-        android:selectable="false"
-        settings:isPreferenceVisible="false"/>
+        android:selectable="false"/>
 
     <PreferenceCategory
         android:key="basic_info_category"