Revert "Make neutron-tempest-plugin-sfc job non-voting temporary"

This reverts commit 74a78a4b4d7a966c67bab323191c3658ef943c58.

Reason for revert: Bug #2068727 resolved by switching back to eventlet.

Change-Id: I5d979a7313ab24d8b9101a37a3ed8d080569d7c3
Related-Bug: #2068727
1 file changed