Fix Req/resp params for Bulk-create-port
Fix Req/resp params for Bulk-create-port

Change plural case as follows:
  "port" to "ports"

Change-Id: I12af790a577c68930126898269f22eadb782aa0c
Closes-Bug: 1504419

Tesora/tesora-api-site,openstack/api-site,Tesora/tesora-api-site,dreamhost/api-site,dreamhost/api-site,dreamhost/api-site,Tesora/tesora-api-site,dreamhost/api-site,dreamhost/api-site,openstack/api-site,openstack/api-site,openstack/api-site,Tesora/tesora-api-site,Tesora/tesora-api-site,dreamhost/api-site,Tesora/tesora-api-site,Tesora/tesora-api-site,dreamhost/api-site