Photo Illustration by Luis G. Rendon/The Daily Beast/Getty/Courtesy Photos“I’m a Dinah Virgin,” a T-shirt proclaims, worn by first-time visitors to the five-day annual party in Palm Springs, attended by 15,000-plus queer women from all over the world keen to party, dance, drink, and meet others under the blazing sun around a buzzy swimming pool. Mariah Hanson, who founded The Dinah (full name, the Club Skirts Dinah Shore Weekend) in 1991, laughed when asked what the first-time visitor to the mul