Load resources for the correct user

For apps that are only installed on secondary users, the SystemUI is
unable to see them by default. Added some methods to explicitly pass the
userId of the user the resources are requested for by the StatusBarIcon

Bug: 7214384

Also fix binding to remote views

Bug: 7192802

Change-Id: I5d6c5f624aa37fb231f3467f9764c8d99077a91d