By Gabriella Borter (Reuters) -Florida lawmakers on Tuesday passed a Republican-backed bill that would prohibit classroom discussion of sexual orientation and gender identity for many young students, rejecting criticism and student protests that characterized the measure as discriminatory and misguided. The legislation, referred to by its opponents as the “don’t say gay” bill, has stirred national controversy amid an increasingly partisan debate over what schools should teach children about race and gender. Governor Ron DeSantis, who is seeking re-election this year, has indicated his support …