Uncertainty has been a common theme hovering over the Warriors this season, and that only amplified after the season-ending injury to Jimmy Butler this week.Now, longtime Warriors coach Steve Kerr’s future with the organization appears to be heading toward an amicable split more than ever before.With Kerr in the final year os his current contract, several assistant coaches “have been operating under the premise” that Kerr will not return to Golden State next season, The Ringer’s Logan Murdock reported in a column published Wednesday, citing team sources.These reported coaches have begun to survey the league to ensure they have jobs next season, Murdock added.Two seasons ago, assistant coach Kenny Atkinson departed the Warriors to become the head coach of the Cleveland Cavaliers. In the middle of this season, assistant Chris DeMarco left his duties in Golden State to venture into the WNBA as the head coach of the New York Liberty.Kerr and the Warriors’ decision makers have been on the same page about the coach’s future with the organization. At the end of last season, Kerr labeled it as “year-to-year.” Dunleavy ensured that Kerr will...