“Arrested Development” star Michael Cera and “Girls” actor Christopher Abbott were spotted at a Manhattan Criminal Court night session Thursday, but not because they were facing charges. The Post’s Laura Italiano reports the two actors and six friends spent hours at the court observing the evening’s parade of public urinators and credit-card thieves. When asked what the two were up to, the always amiable Cera said mysteriously, “We’re working on a project.”