Manila - adjust logic for Open vSwitch configuration generation

Work was done to selectively enable Open vSwitch deployment for Manila
services as bug #1884939.  However this did not appear to catch all
cases.  This patch adds a couple more.

Change-Id: I6187997a00f908e87ceace6f79f5f7262ea78738
Closes-Bug: #1886166
Co-Authored-By: Sebastian Luna Valero <sebastian.luna.valero@gmail.com>

ansible/roles/openvswitch/tasks/config.yml

@@ -34,7 +34,7 @@
     dest: "{{ node_config_directory }}/openvswitch-vswitchd/start-ovs"
     mode: "0770"
   when:
-    - inventory_hostname in groups[service.group]
+    - service.host_in_groups | bool
     - service.enabled | bool
   notify:
     - "Restart openvswitch-vswitchd container"
@@ -48,7 +48,7 @@
     dest: "{{ node_config_directory }}/openvswitch-db-server/start-ovsdb-server"
     mode: "0770"
   when:
-    - inventory_hostname in groups[service.group]
+    - service.host_in_groups | bool
     - service.enabled | bool
   notify:
     - "Restart openvswitch-db-server container"