Add NET_ADMIN permission.

This is needed as the shared library
talks to the rfkill interface.

Change-Id: Id9fdc809ac8077240e57d9a7a46bb23913a40940
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 6129cac..fe89bf0 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -35,6 +35,7 @@
     <uses-permission android:name="android.permission.READ_PHONE_STATE" />
     <uses-permission android:name="android.permission.WRITE_SETTINGS" />
     <uses-permission android:name="com.android.permission.HANDOVER_STATUS" />
+    <uses-permission android:name="android.permission.NET_ADMIN" />
     <application
         android:name=".btservice.AdapterService"
         android:icon="@drawable/bt_share"