This week's Pittsburgh food news includes updates on Joe’s Crab Shack, Mondays Brewing, Sushi Atarashi, Pins Mechanical, Third Space Bakery, Eleventh Hour Brewing, and Hidden Harbor, as well as a Sanrio-themed food truck, a "fundraiser with flavor," and two anniversaries. Hidden Harbor 1708 Shady Ave., Squirrel Hill. hiddenharborpgh.com Travel back to the 1950s with the return of Tiki Time Machine, an annual themed event at Hidden Harbor…