packaging: make check needs argparse and uuidgen

make check runs vstart.sh to setup a cluster from source and it misses
the python-argparse library as well as uuidgen otherwise it will fail
with:

    ./vstart.sh: 460: uuidgen: not found
    ...
    Error: Import No module named argparse

Signed-off-by: Loic Dachary <loic@dachary.org>