By Marwa Rashad RIYADH (Reuters) - Like many expatriates in Saudi Arabia, Umm Hajar, a 30-year-old Moroccan beautician, stopped going to work two weeks ago fearful of government inspectors checking her residency status. She has lived in the capital Riyadh with her Egyptian husband for two years, but while they both have residence permits, they are in breach of official regulations because they are not sponsored by their employers. ...