[XTESTING] Build smoke use case robot py3 docker

A new python3 robot xtesting docker is needed for CPS
It could be used for other robot projects and should
deprecate the old xtesting docker in J release

Issue-ID: CPS-654

Signed-off-by: morganrol <morgan.richomme@orange.com>
Change-Id: I8ed3bc6356d960c2a5fd4a570449a3f322f397ca
1 file changed