Ariel Winter's 10-year-old Niece Cashes In on Another Acting Gig

Ariel Winter's 10-year-old niece can't stop, won't stop ... following in her aunt's footsteps, 'cause TMZ's learned she's landed another Hollywood gig that pays her BIG time. Skylar Gray landed the role of Lila in CBS's new show, "Evil" ... but her…