Highlands County Hospital District; Authorizes Board of Commissioners of Highlands County Hospital District to sell entirety of assets of hospital to not-for-profit or for-profit entity; provides requirements & duties of board before sale; provides requirements for sale agreement; requires hospital to file copy of sale agreement with Department of Commerce & to notify Department of Commerce of sale; provides for judicial reviews; provides for court costs; authorizes board to enter into lease or management agreement with for-profit or not-for-profit corporations; provides requirements & duties of board before lease or management agreement; provides requirements for agreement.