Use the new FindInitBinary() function to lookup the init binary, this
allows the use of helper_binaries_dir in contianers.conf[1]
[NO NEW TESTS NEEDED]
[1] https://github.com/containers/common/issues/1110
Signed-off-by: Paul Holzinger <pholzing@redhat.com>
(cherry picked from commit efe5e98d06)
Signed-off-by: Lokesh Mandvekar <lsm5@redhat.com>
Signed-off-by: Chris Evich <cevich@redhat.com>