fixed start demo script log directory
fixed start demo script log directory

cmusatyalab/faceswap,cmusatyalab/faceswap,cmusatyalab/faceswap,cmusatyalab/faceswap,Jamesjue/FaceSwap-server,Jamesjue/FaceSwap-server,Jamesjue/FaceSwap-server,cmusatyalab/faceswap,Jamesjue/FaceSwap-server