Fix RA cert import during DL0 replication
    
    Previous versions of FreeIPA add password to the ra.p12 file
    contained in the password-protected tarball. This was forgotten
    about in the recent changes and fixed now.
    
    https://pagure.io/freeipa/issue/6878
    
    Reviewed-By: Jan Cholasta <jcholast@redhat.com>