CLOUDSTACK-3643: Automation: Fix test_vpc_network.py
CLOUDSTACK-3643: Automation: Fix test_vpc_network.py

1. Port 80 won't help on ICMP
2. RvR doesn't support VPC now.

mufaddalq/cloudstack-datera-driver,mufaddalq/cloudstack-datera-driver,mufaddalq/cloudstack-datera-driver,mufaddalq/cloudstack-datera-driver,mufaddalq/cloudstack-datera-driver,mufaddalq/cloudstack-datera-driver