By Daniel Bates Aflac is tabbing Jackson State head coach Deion Sanders and Alabama’s Nick Saban once again for another round of insurance ads. On Tuesday, Sanders posted a teaser to his Instagram where the two all-time greats are sporting the Aflac blue blazers. ‘We’re in Los Angeles, California back on the Aflac set,’ Sanders said.’With the GOAT.’ ‘And the duck,’ Saban cut in. ‘I was talking about you, you calling me the Duck?’ Coach Prime asked. The longtime insurance companies new tagline seems to be “2 GOATS. 1 Duck. No Beef.” Nick Saban’s resume speaks for itself, but Sanders continues t…