Freiburg have renewed the contract of their veteran forward Nils Petersen, the Bundesliga record holder for scoring goals coming off the subs’ bench. Freiburg gave no contract details such as its length in a statement Friday. “We gave Nils all the time to allow him to make a good decision. Now we are happy about the extension of this successful and special cooperation,” Freiburg board member sport Jochen Saier said. Petersen, 33, came to Freiburg in 2015 and is vice-captain at the fifth-placed team who host leaders Bayern Munich on Saturday. He is the club’s record scorer with 99 goals in 231 …