Added dependencies in ThemePicker for packagenotifier

This CL aims at adding dependencies in ThemePicker for package notifier.
It would make sure that the 3p category listeners work as intended.

Bug: 377163380
Flag: com.android.wallpaper.refactor_wallpaper_category_flag
Test: Tested by building & installing picker on local and checking if
everything WAI

Change-Id: Ide8d92d2466a993af041de3a62d25b375f5b4dd7
4 files changed