AN ORDINANCE AMENDING ZONING ORDINANCE NO. 1270 OF THE CITY OF MCKINNEY, TEXAS; SO THAT AN APPROXIMATELY 3.95 ACRE TRACT LOCATED ON THE EAST SIDE OF PROVINE ROAD APPROXIMATELY 200 FEET EAST OF KENSINGTON LANE AND 175 FEET SOUTH OF HIGHVIEW COURT, IS REZONED FROM “AG” - AGRICULTURAL DISTRICT TO “RS 120” - SINGLE-FAMILY RESIDENCE DISTRICT; PROVIDING REGULATIONS; PROVIDING FOR SEVERABILITY;