Add a proxy activity for launch bubble for another user in primary user

This CL is required for work profile notes app shortcuts to be able to
launch in a bubble.

Test: atest SystemUITests:com.android.systemui.notetask.shortcut.LaunchNoteTaskManagedProfileProxyActivityTest
atest SystemUITests:com.android.systemui.notetask.shortcut.LaunchNoteTaskActivityTest
atest SystemUITests:com.android.systemui.notetask.NoteTaskControllerTest
Bug: 259952057

Change-Id: I8c5cce46c5b7cf6d0c9e6031628ebe3735171723