By Daniel Chavkin The two sides could agree to a restructured contract, per the report. The Mets have expressed concern over Carlos Correa’s physical that could change the deal between the two sides, The Athletic’s Ken Rosenthal reports. New York reportedly is unsure over the “long-term stability” of Correa’s lower right leg, which the the infielder had surgically repaired in June of 2014 while he was in the Astros minor leagues. Correa underwent an arthroscopic surgery on a fractured right fibula which he injured sliding into a base. The Mets are the second team in a week to be worried over C…