An already contentious legal battle between two hotshot Hollywood producers just got uglier.John Powers Middleton, producer of Oscar-winning movies “Manchester by the Sea” and “The Disaster Artists,” filed a fresh batch of legal papers on Wednesday against his estranged business partner Roy Lee, accusing the horror flick producer of freely indulging in drugs and hookers and objectifying women in the workplace.Lee, a 51-year-old Hollywood mogul whose credits include the “It” horror-movie