This article is part of the Fine Arts & Exhibits special section on the art world’s expanded view of what art is and who can make it. “I think we’re hard-wired to be afraid of people who are different from us,” said Linda Komaroff, a curator of Islamic art at the Los Angeles County Museum of Art. “A show focused on dining makes it easier. We all eat, we all like food.” Ms. Komaroff was talking about “Dining with the Sultan: The Fine Art of Feasting,” the exhibition she has…