NEW YORK — Ron, be gone! That was the message Sunday from dozens of LGBTQ rights activists and local elected officials outraged over Chelsea Piers’ decision to host a conservative conference featuring Florida Gov. Ron DeSantis. Amid chants of “Shame!” and calls for a boycott they voiced their fury over Chelsea Piers’ refusal to cancel the event and denounced DeSantis for his support of the so-called “don’t say gay” bill in his home state. “It is unacceptable that Chelsea Piers has not canceled a speech by the most anti-LGBTQ public official in America,” said state Sen. Brad Hoylman, a Dem who …