Kim Kardashian has come under fire for leaving a $100K Birkin bag on the floor at a basketball game. It comes a month after she was slammed for selling a ‘dirty’ Hermes accessory on Kardashian Kloset. Fans are going wild after Kim Kardashian left her designer handbag courtside at a sports game. She is already believed to have crossed a line in February for selling a “dirty” Hermès purse for $65K. Kim Kardashian’s Birkin bag dramaKm secured a front row seat at the Los Angeles Lakers game with her son, Saint West, but it seems she couldn’t quite get a seat for her Hermes Birkin bag – which ended…