The Long Island housing market continued to be characterized by rising prices and low inventory, as the pace of sales growth eased. While the number of sales was the second highest for a first quarter in fifteen years, year over year sales declined for the first time in more than three years. There were 5,682 sales, down 1.3% from the prior-year quarter. Listing inventory levels rose 2.1% to 11,022 from the prior year quarter but was the second lowest supply total for a first…