update comment in makefile
update comment in makefile

mpromonet/libv4l2cpp,mpromonet/v4l2rtspserver,mpromonet/v4l2rtspserver,mpromonet/v4l2tools,mpromonet/v4l2wrapper,mpromonet/h264_v4l2_rtspserver,119/h264_v4l2_rtspserver,mpromonet/v4l2rtspserver,ferstar/h264_v4l2_rtspserver,longcongduoi/h264_v4l2_rtspserver,mpromonet/v4l2tools,Shahrozetariq/Smartta-Home