Octavia: set net configuration to none for mkdir in containers

podman doesn't like starting the "x_init_dirs" containers without some
kind of net parameter. These containers don't actually require a network
configuration so setting net to none does the job.

Change-Id: I6fd6add76e21e0b3d8b4ee0fbe5798a1f2a25205

deployment/octavia/octavia-api-container-puppet.yaml

@@ -236,6 +236,7 @@ outputs:
           octavia_api_init_dirs:
             start_order: 0
             image: &octavia_api_image {get_param: DockerOctaviaApiImage}
+            net:  none
             user: root
             volumes:
               # NOTE(mandre) we need extra dir for the service in /etc/octavia/conf.d

deployment/octavia/octavia-health-manager-container-puppet.yaml

@@ -130,6 +130,7 @@ outputs:
             start_order: 0
             image: &octavia_health_manager_image {get_param: DockerOctaviaHealthManagerImage}
             user: root
+            net: none
             volumes:
               # NOTE(mandre) we need extra dir for the service in /etc/octavia/conf.d
               # It is normally created as part of the RPM install, but it is

deployment/octavia/octavia-housekeeping-container-puppet.yaml

@@ -121,6 +121,7 @@ outputs:
             start_order: 0
             image: &octavia_housekeeping_image {get_param: DockerOctaviaHousekeepingImage}
             user: root
+            net: none
             volumes:
               # NOTE(mandre) we need extra dir for the service in /etc/octavia/conf.d
               # It is normally created as part of the RPM install, but it is

deployment/octavia/octavia-worker-container-puppet.yaml

@@ -113,6 +113,7 @@ outputs:
             start_order: 0
             image: &octavia_worker_image {get_param: DockerOctaviaWorkerImage}
             user: root
+            net: none
             volumes:
               # NOTE(mandre) we need extra dir for the service in /etc/octavia/conf.d
               # It is normally created as part of the RPM install, but it is