Add nic template for ci jobs using multi-nics

This adds a ci specific template used in ovb multinode jobs.

Depends-On: https://review.opendev.org/#/c/752368/
Change-Id: Idec264a53f4028358954903dbe9bfee032a2b555

tripleo_ansible/roles/tripleo_network_config/templates/ci/multiple_nics.j2

@@ -0,0 +1,67 @@
+---
+network_config:
+- type: interface
+  name: nic1
+  mtu: 1350
+  use_dhcp: false
+  addresses:
+  - ip_netmask: {{ ctlplane_ip }}/{{ ctlplane_subnet_cidr }}
+  routes:
+  - default: true
+    next_hop: {{ ctlplane_gateway_ip }}
+{% if 'External' in role_networks or 'external_bridge' in role_tags %}
+- type: ovs_bridge
+  name: br-ex
+  dns_servers: {{ ctlplane_dns_nameservers }}
+  domain: {{ dns_search_domains }}
+  use_dhcp: false
+  routes:
+  - ip_netmask: 0.0.0.0/0
+    next_hop: {{ external_gateway_ip | default('10.0.0.1') }}
+  members:
+  - type: interface
+    name: nic2
+    mtu: 1350
+    primary: true
+{% endif %}
+{% if 'External' in role_networks %}
+  addresses:
+  - ip_netmask: {{ external_ip }}/{{ external_cidr }}
+{% endif %}
+{% if 'InternalApi' in role_networks %}
+- type: interface
+  name: nic3
+  mtu: 1350
+  use_dhcp: false
+  addresses:
+  - ip_netmask: {{ internal_api_ip }}/{{ internal_api_cidr }}
+{% endif %}
+{% if 'Storage' in role_networks %}
+- type: interface
+  name: nic4
+  mtu: 1350
+  use_dhcp: false
+  addresses:
+  - ip_netmask: {{ storage_ip }}/{{ storage_cidr }}
+{% endif %}
+{% if 'StorageMgmt' in role_networks %}
+- type: interface
+  name: nic5
+  mtu: 1350
+  use_dhcp: false
+  addresses:
+  - ip_netmask: {{ storage_mgmt_ip }}/{{ storage_mgmt_cidr }}
+{% endif %}
+{% if 'Tenant' in role_networks %}
+- type: ovs_bridge
+  name: br-tenant
+  dns_servers: {{ ctlplane_dns_nameservers }}
+  use_dhcp: false
+  addresses:
+  - ip_netmask: {{ tenant_ip }}/{{ tenant_cidr }}
+  members:
+  - type: interface
+    name: nic6
+    mtu: 1350
+    primary: true
+{% endif %}