Just months after stepping down as host of NBC’s Tonight Show, Jay Leno is in talks to return to television. According to The Hollywood Reporter, Leno has turned down deals from a handful of cable networks, and plans on remaining in the NBC family: He’s currently in talks to host a new car-themed series for CNBC. Leno, who’s been a fixture on TV for decades has continued to tour extensively since ending his run on late night, and even hosted a Jay’s Garage special (he maintains a huge collection of classic hot rods) for CNBC this summer …