Add StatusBarManager disable API Unit Tests.

Setup initial server side unit tests for status bar manager’s disable() and disable2() APIs.
Initial screenshot tests for bubbles

Flag: None -- adding a test
Bug: 342497324
Test: atest FrameworksServicesTests:StatusBarManagerServiceTest
Change-Id: I7562c42b460d187aaa032bdaeaf975ab838645dd
1 file changed