Fix several bugs in SysUI jank test

1. Find a new indicator of quick settings shade because recently all id of
buttons had been removed.
2. selectWatchFaceFromFullList() should go back to previous screen if
cannot find watch face index.
3. Set expected frame number to be 5 for adding new favorite watch face
test to prevent failure.
4. Try swiping several times to bring up WFP due to b/32207068

Change-Id: Ifb85b214cba4e4bcacdb579428c7c72eba1df074