AN ACT TO AMEND CHAPTER 912, LOCAL AND PRIVATE LAWS OF 2012, TO INCREASE FROM $200,000.00 TO $350,000.00 THE PORTION OF THE OIL AND GAS SEVERANCE TAX REVENUE THAT THE BOARD OF SUPERVISORS OF JEFFERSON DAVIS COUNTY, MISSISSIPPI, MAY EXPEND TO ASSIST IN DEFRAYING THE COST OF GARBAGE COLLECTION AND DISPOSAL; AND FOR RELATED PURPOSES.