“Love & Hip Hop: Atlanta” star Karen King has allegedly ducked car payments and the repo man for so long she’s now wanted by cops.   Law enforcement sources tell TMZ … King bought a Maserati in 2014, but it’s approaching 5 months since she’s made a payment on it. We’re told the repo man’s been after her and the whip for months, but couldn’t track her down … so heading to court was the last option. The judge signed a warrant for Karen’s arrest late last week, but she’s still MIA. She’s got a lot on her plate after getting arrested back in May for identity fraud. She could…