When in python3, shutilwhich will simply use shutil.which.
Some packages (e.g. crossbar.io) unconditionally require shutilwhich,
even when they are running under python3.
So, enable python-shutilwhich even for python3.
Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Mauro Condarelli <mc5686@mclink.it>
Cc: Yegor Yefremov <yegorslists@googlemail.com>
Reviewed-by: Yegor Yefremov <yegorslists@googlemail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
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