Borussia Dortmund have signed Germany striker Karim Adeyemi on a five-year contract in a summer transfer from Austrian champions RB Salzburg. The announcement from the Bundesliga runners-up came around an hour after the news that they had reached an agreement with Manchester City to sell striker Erling Haaland to the English champions. Dortmund said the three-times capped Adeyemi, 20, completed the medical earlier Tuesday before putting pen to paper. No details were given but the transfer fee has been estimated at €30-40 million ($31.6-42.1 million). Dortmund will receive €75 million for Haala…