Darren Rizzi would be an unconventional choice to take over the New Orleans Saints’ head coaching job on a permanent basis.That doesn’t mean it can’t happen.The Saints (4-7) had been on a seven-game skid when Rizzi, the club’s special teams coordinator, was promoted. They’ve since won two straight, and as the club entered its Week 12 bye, prominent players were already discussing their desire to continue improving Rizzi’s resume.“He’s definitely had an impact on our football team,” quarterback Derek Carr said after New Orleans’ 35-14 victory over Cleveland last weekend. “We want to keep winning so that maybe he gets a chance to be the coach here for a long time.“That’s what we want as players,” Carr continued. “Hopefully, we can continue to have success, keep winning and give him that opportunity.”Before the Saints’ demoralizing defeat at Carolina precipitated the firing of third-year coach Dennis Allen, Rizzi had never been …