Fix FTBFS due to an incompatible load.
The FTBFS has started to happen with rpm-4.16.90-0.git15395.2.fc35.
root.log
```
DEBUG util.py:444: error: line 116: Unknown tag: /chroot_tmpdir/srpm_unpacked/SOURCES/macros.ruby
```
As the `%{?load:...}` is undocumented, it is gone.
https://github.com/rpm-software-management/rpm/issues/1669