Problem: RPM build broken on SUSE

Solution: remove manually added unversioned Provide, as it is generated
automatically.

[   77s] ERROR: /.build.packages/RPMS/i586/generator-scripting-language-1510830494.60d5c103-25.1.i586.rpm
[   77s]        has an unversioned self-provide.
[   77s]        Remove it, self-provides are done automatically.