Former Cal star says he and his teammates are confused by the Ime Udoka situation. As was the case throughout much of the NBA, Monday was media day for the Boston Celtics. It’s been a news-filled past couple weeks for the franchise, so we checked in on what former Cal player Jaylen Brown — beginning his his seventh NBA season and still a month shy of 26 — had to offer reporters on a range of topics. Asked about the exit of coach Ice Udoka, suspended for a year last week after carrying on what has been described as a…