0.57.0-1 - bump upstream package
...see https://pagure.io/clufter/releases
(cumulative update incl. 0.56.3 and 0.57.0 changes)
- make Python interpreter execution sane
- drop license compatibility macro as pointless for Fedora (and EPEL,
when it comes to it) at this point
Signed-off-by: Jan Pokorný <jpokorny@redhat.com>