tests/basic: Add missing ${COMMIT_ARGS} for bare-user-only
tests/basic: Add missing ${COMMIT_ARGS} for bare-user-only

I was working on "adopt" and hit corruption; turns out we were missing the
`--canonical-permissions` arg in this existing test.

(Need to abstract all of this more)

Closes: #1272
Approved by: jlebon

GNOME/ostree,GNOME/ostree,GNOME/ostree,GNOME/ostree,GNOME/ostree