Make fedora automated tests happy
    
    dist.python-versions failed
    dist.python-versions.requires_naming_scheme failed
    
    These RPMs use `python-` prefix without Python version in *Requires:
    
    sssd-1.15.3-1.fc26 BuildRequires:
     * python-devel (python2-devel is available)
    
    This is strongly discouraged and should be avoided. Please check
    the required packages, and use names with either `python2-` or
    `python3-` prefix.
    
    (cherry picked from commit 1f58bd8dc498d354b8da2fbdeffa22ed04d95737)