Permitting licensed and certified nursing facilities to place beds on layaway status with prior notice to the commissioners of health and human services, time limit; layaway beds to have the same status as voluntarily delicensed and decertified beds not subject to license fees or surcharges; authorizing relicensing and recertification after a certain period of time; providing for a corresponding adjustment in the nursing facility reimbursement rate under medical assistance (MA) (ra)