Revert "Switch networking-sfc job to be run with eventlet"

This reverts commit c1fe2269e529ef8de9fb3ffc597494537ae6ad40.

Reason for revert: The issue reported and fixed in the related
patch is addressed and solved in [1][2].

[1]https://bugs.launchpad.net/neutron/+bug/2077790
[2]https://review.opendev.org/c/openstack/neutron/+/926922

Depends-On: https://review.opendev.org/c/openstack/neutron/+/926922

Change-Id: I483f0b36e2a00afee5e95c54659e0f831be63732
Closes-Bug: #2068727
Related-Bug: #2077790
1 file changed