England winger Jadon Sancho is set to rejoin Borussia Dortmund on Friday after the Bundesliga club reportedly reached a loan agreement for the rest of the season with Manchester United. Germany’s Bild paper said on Thursday that only final details need to be settled in a €3 million ($3.3 million) package and that Sancho could join Dortmund at their training camp in Marbella, Spain, before the weekend. Neither club has confirmed the talks, and it is also unclear whether a potential deal would include an option to make the move permanent in summer. Sancho played for Dortmund 2017-2021, scoring 5…