fix CI VNIC types

Author: sjpb

environments/.stackhpc/terraform/ARCUS.tfvars

@@ -1,6 +1,6 @@
 cluster_net = "WCDC-iLab-60"
 cluster_subnet = "WCDC-iLab-60"
-vnic_type = "normal"
+vnic_type = "direct"
 control_node_flavor = "vm.ska.cpu.general.quarter"
 other_node_flavor = "vm.ska.cpu.general.small"
 volume_backed_instances = false

environments/.stackhpc/terraform/SMS.tfvars

@@ -1,6 +1,6 @@
 cluster_net = "stackhpc-ipv4-geneve"
 cluster_subnet = "stackhpc-ipv4-geneve-subnet"
-vnic_type = "direct"
+vnic_type = "normal"
 control_node_flavor = "general.v1.medium"
 other_node_flavor = "general.v1.tiny"
 volume_backed_instances = true