Future-proof #!/usr/bin/python3 in spec file
Future-proof #!/usr/bin/python3 in spec file

Fedora prefers Python 3 but new RHEL versions will inherit this policy
too.  Tweak the spec file to use Python 3 for all new distros.

Suggested-by: Igor Gnatenko <b1e1b556340449c9045a39d8fd6283e01a8ec492@fedoraproject.org>
Signed-off-by: Stefan Hajnoczi <484520986196e4a799496429ce8a499eb6488adb@gmail.com>

stefanha/git-publish,stefanha/git-publish