spec: Temporarily disable conflict between binfmt subpackages
    
    Fedora CI can't handle subpackages with Conflicts. There's ongoing
    work to make it happen:
    
    https://pagure.io/fedora-ci/general/issue/184
    
    Once that lands we can re-enable these conflicts.
    
    Signed-off-by: Cole Robinson <crobinso@redhat.com>