By Luc Olinga The Detroit automaker has just made a bold move that could pay off in a highly competitive electric vehicle market. Competition in the electric-vehicle market is intensifying and General Motors (GM) – Get General Motors Company Report, like other automakers, knows it well. The Detroit giant is convinced that the big winners will be those who not only offer a full portfolio of vehicles but who cater to all consumers, anticipate their tastes and above all offer them unique experiences. Chief Executive Mary Barra’s group has therefore set out to offer a varied range of vehicles to t…