Work for multiple GPUs now
Work for multiple GPUs now

1. Replace `\\"` with `\"`, otherwise awk warns `\"' is not a
   known regexp operator
2. Use the slot number of `lspci -mm` return value to
   determine whether two video cards are in different PCI slots,
   and therefore are two different GPUS.

dylanaraps/neofetch,dylanaraps/fetch,konimex/neofetch