TALLAHASSEE — Saying the “Constitution does not mandate comfortable prisons,” Florida corrections officials want a federal judge to toss out a potential class-action lawsuit alleging the state has violated inmates’ rights because of hot conditions at a Miami-Dade County prison. Lawyers for the Florida Department of Corrections, Corrections Secretary Ricky Dixon and Dade Correctional Institution Warden Francisco Acosta filed a motion Tuesday seeking dismissal of the lawsuit filed in October. The lawsuit, which names three Dade Correctional Institution inmates as plaintiffs, alleges violations of the U.S.