Jennifer Hyman , cofounder and chief executive officer of Rent the Runway Inc. — and something of a godmother to fashion rental — is leaving the corner office.  Hyman is stepping down as CEO, president and as a board member of the 17-year-old company as of Friday. She will stay on as an adviser through January.  Teri Bariquit, a Rent the Runway board member and former Nordstrom merchandising chief, is stepping in as interim CEO and president while the board searches for a permanent successor.  “Building Rent the Runway has been one of the greatest privileges of my life,” Hyman said in a statement. “What has made it meaningful was never just what we built — it was the people who built it with me, the partners who trusted us, and the customers who let us be part of the moments that mattered most.…