By Sadia Ashraf LOS ANGELES, California: A motley crew of diverse Arab, Persian and American comedians is making audiences laugh and unraveling stereotypes at the same time. With their own comedy brand, sold-out worldwide tours, documentaries and frequent appearances as commentators on major news outlets, Aron Kader, Maz Jobrani, Maysoon Zayid and Dean Obeidallah have built …