Two years after Xcel Energy agreed to temporarily hold off on demolishing the Zuni Power Plant, the utility company has now given the City of Denver a chance to buy the vacant steam plant on the east bank of the South Platte River before it is put on the open market or destroyed. “We’re really in a position now where we have to move forward with the property,” says Grace Lopez Ramirez, senior area manager for community and local government affairs for Xcel…