lpbar_update: Do not prepend CR to the output
lpbar_update: Do not prepend CR to the output

Instead, append it (CR, '\r') to the output -- unless the transfer is
complete, in which case, the output should end to a newline (LF, '\n').

Signed-off-by: Toni Gundogdu <eac2284b3c43676907b96f08de9d3d52d5df0361@gmail.com>

legatvs/quvi-tool,legatvs/quvi-tool,legatvs/quvi-tool