Call him Daddy. A Long Island town politician is pushing a local law to permanently lock the words “mother” and “father” into the town code — a response to a proposed gender-neutral rewriting of parenting terms by lefty state lawmakers. Hempstead town Supervisor John Ferretti said his resolution, which is due to be voted on by the town board on Tuesday, was sparked after his 9-year-old daughter overheard him and his wife discussing the state bill to replace mom and dad with “gestating” and “non-