Matt Donnelly Senior Film Writer“The Beta Test,” the critically-acclaimed indie about intersection of toxicity in Hollywood and digital culture, has unveiled an anxiety-ridden first trailer.The IFC Films releasee, which played the Berlin International Film Festival this year and sits at 100% Fresh on Rotten Tomatoes, stars Jim Cummings (“The Wolf of Snow Hollow,” “Thunder Road”), who wrote and directed the film with PJ McCabe.The satire follows an engaged talent rep who accepts a mysterious