Add multi-users support to app bubbles

Test: atest SystemUITests:com.android.systemui.wmshell.BubblesTest
atest SystemUITests:com.android.systemui.notetask.NoteTaskControllerTest
atest SystemUITests:com.android.systemui.notetask.NoteTaskEventLoggerTest
atest SystemUITests:com.android.systemui.notetask.NoteTaskInfoResolverTest
atest SystemUITests:com.android.systemui.notetask.NoteTaskInfoTest
Manual: open personal notes app shortcut & then open work note app shortcut.
Verify both notes apps are shown in a separate bubble.
Bug: 273533235

Change-Id: I1a2ee7824b3495966ba20e181b6f6d6cf8a14605