ROBINSON TWP. — Grocery-store sales of wine have finally arrived in western Pennsylvania. The state’s fourth wine kiosk — and first in the region — opened Wednesday at the Giant Eagle Market District store in Robinson Township. The polished wood and glass kiosk allows customers to buy single bottles without having to visit a separate state-run liquor store to make the purchase. The Robinson kiosk soon will be joined by other machines in a dozen other Giant Eagle stores around the region, part of a push by the Pennsylvania