It’s a Villanova reunion. As Jalen Brunson was getting his jersey retired at his alma mater, the Knicks negotiated a trade for his former Wildcats teammate, Josh Hart, by sending Cam Reddish and a first-round pick to the Blazers, a source confirmed. Hart, 27, is a hard-nosed wing and represents, at the very least, a rotational upgrade for the Knicks as they push for the playoffs.