Domhnall Gleeson and Sabrina Impacciatore have been cast in a new comedy series set in “The Office” universe, Deadline reported Friday. Gleeson and Impacciatore are the first two cast members of the spinoff series created by Greg Daniels and Michael Koman, according to Deadline. While details about their roles are still confidential, excitement is building around the project, which is under development at Universal Television. Gleeson, recognized for his performance alongside Steve Carell in “The Patient,” continues to build a diverse career portfolio, including upcoming roles in Guy Ritchie’s…