The Bucks’ on-again, off-again relationship with Giannis Antetokounmpo has entered a new chapter. After unsuccessfully engaging in trade talks surrounding the two-time MVP in February, the Bucks are again “open for business” on offers for Antetokounmpo ahead of the NBA Draft, ESPN’s Shams Charania reported Monday. As was the case in February, when the Bucks ultimately decided to hold on to the “Greek Freak,” Milwaukee’s front office will reportedly be looking for a “young blue-chip talent” and/or a sizable package of draft picks. The Milwaukee Bucks are reportedly “open for business” on Giannis Antetokounmpo trade calls once again AP Antetokounmpo, 31, has spent his entire 13-year career in Milwaukee and helped lead them to a championship in the 2020-21 season. But with the Bucks falling out of contention in recent seasons, his relationship with the franchise has frayed and he reportedly told team brass last year that he wanted to play for the Knicks.…