JCPensney and JC Penneys have taken aim at the hip hop jewelry cleaner company HipHop Jewelry Care, accusing it of selling a “bad” product that is a “poorly-crafted product” and making the hip-hop world look bad.HipHopJewelryCare.com, a website owned by the two companies, has been accused of selling fake, unapproved, or counterfeit products that could…