Remove python-requests-toolbelt from el9s-build
Remove python-requests-toolbelt from el9s-build

It was added in el9s-build with patch [1], but was in
-testing already. As a result rdobuilder untagged it
from -testing.
For consistency, we remove it here and will tag it
manually.

[1] https://review.rdoproject.org/r/c/rdoinfo/+/44545

Change-Id: I92f8f80084d8022987ddb614df86eb85810c323b

redhat-openstack/rdoinfo