localisation files missing in install

[mrunge]

Checklist

I'm building django-rest-framework for Fedora. Previous version 3.7.3 had locale files included, they are now missing in 3.7.4.

running install_scripts

• /usr/lib/rpm/find-lang.sh /builddir/build/BUILDROOT/python-django-rest-framework-3.7.4-1.fc28.noarch django
  No translations found for django in /builddir/build/BUILDROOT/python-django-rest-framework-3.7.4-1.fc28.noarch
  error: Bad exit status from /var/tmp/rpm-tmp.q465FI (%install)
  RPM build errors:
  Bad exit status from /var/tmp/rpm-tmp.q465FI (%install)
  Child return code was: 1
  EXCEPTION: [Error()]

[mrunge]

The files are included in the tarball itself, but are not copied over by setup install.