Add bind address variable to OCCM (#9958)

roles/kubernetes-apps/external_cloud_controller/openstack/defaults/main.yml

@@ -22,3 +22,4 @@ external_openstack_cacert: "{{ lookup('env','OS_CACERT') }}"
 ##    arg2: "value2"
 external_openstack_cloud_controller_extra_args: {}
 external_openstack_cloud_controller_image_tag: "v1.25.3"
+external_openstack_cloud_controller_bind_address: 127.0.0.1

roles/kubernetes-apps/external_cloud_controller/openstack/templates/external-openstack-cloud-controller-manager-ds.yml.j2

@@ -46,7 +46,7 @@ spec:
             - --cloud-provider=openstack
             - --cluster-name={{ cluster_name }}
             - --use-service-account-credentials=true
-            - --bind-address=127.0.0.1
+            - --bind-address={{ external_openstack_cloud_controller_bind_address }}
 {% for key, value in external_openstack_cloud_controller_extra_args.items() %}
             - "{{ '--' + key + '=' + value }}"
 {% endfor %}