tests: Correct ATSPI role check for popup.
tests: Correct ATSPI role check for popup.

ctxpopup is using ELM_ATSPI_ROLE_POPUP_MENU while the normal popup uses
ELM_ATSPI_ROLE_NOTIFICATION.

ref T2028

tasn/elementary,tasn/elementary,tasn/elementary,tasn/elementary,tasn/elementary,rvandegrift/elementary,rvandegrift/elementary,rvandegrift/elementary,rvandegrift/elementary