By Luc Olinga The legendary investor has just taken stakes in two upstart manufacturers of electric vehicles. If it were up to iconic investor and short-seller George Soros to pick the winners of automotive electrification, General Motors (GM) – Get General Motors Company Report would have a lot to worry about. The legacy carmaker is however doing everything to be one of the major players in the very lucrative segment of electric vehicles. GM seems to have a vehicle in each segment to compete with. The premium brand Cadillac offers an SUV, the Cadillac Lyriq. GMC offers an all-electric version…