Add remote_ip_prefix to tests in case of TF

According to upstream patch:
https://review.opencontrail.org/c/tungstenfabric/tf-controller/+/62278
We need to replace remote_ip_prefix with TF default values

Related-Prod: PRODX-15035
Change-Id: I6bec5a5380ec4bee5f5a674383dedabc43c540a3
(cherry picked from commit a3f2e46d7cffd7b1d0df5134508b986c33a7c86d)
1 file changed