By Matt Hladik Earlier today, the agent of Arizona Cardinals quarterback Kyler Murray released a lengthy statement urging the team to “commit” to his client long-term. The relationship between Murray and the Cardinals has been in question over the last few weeks, ever since the 2019 No. 1 overall pick removed everything team-related from his social media. Things ratcheted up a notch when Super Bowl Sunday reports from NFL insiders painted Murray as “self-centered” and “immature.” In his statement today, agent Erik Burkhardt said Murray “absolutely wants to be [Arizona’s] long-term QB” and “des…