By Jimmy Traina CBS’s Nantz on walking away from the NCAA tournament, plus NFL and golf future. 1. Longtime CBS play-by-play man Jim Nantz made news last week when it was announced he would no longer call the NCAA tournament after this season with Ian Eagle taking over as the lead voice in 2024. Nantz, who has called the tournament for 32 straight years, will remain the network’s No. 1 voice on the NFL and golf. During an appearance on the SI Media Podcast, which dropped Thursday, Nantz was clear that giving up the tournament is not the start of him pulling back on other assignments. I asked h…