Uber is lobbying for a law that would force every robotaxi company to give 85% of its rides to human drivers. And there's exactly one company in America with millions of human drivers ready to rent out. Uber. The backstory makes it better. Uber spent a decade fighting these same driver unions in court over wages and employment status. It also built its own self-driving unit, then sold it to Aurora in 2020 for about $4 billion, a fraction of the $7.25 billion it had been valued at a year…