By Alek Arend Just a few days ago, Leonard Fournette took to Instagram and posted what appeared to be a farewell message to the Buccaneers. However, that post has since disappeared following Tom Brady’s stunning decision to unretire and play for Tampa Bay this upcoming season. Is a Fournette comeback now in the works? “Leonard Fournette’s Instagram is now missing the assumed to be “goodbye Tampa” post from a few days ago Wonder why he would delete dat…,” one fan tweeted. “Without Brady back, I didn’t see Bucs being able to keep Fournette. Makes much more sense now — they worked really well tog…