Fix OpenSearch Dashboards health check

The OpenSearch Dashboards container does not have a health
check defined when created. This causes the container to always
restart when reconfigured, even if no change has been made.

Change-Id: I0b437a77aeb61bc5ae9238f900a1fa00cbc34e18
Partial-Bug: #2028362

ansible/roles/opensearch/handlers/main.yml

@@ -29,5 +29,6 @@
     image: "{{ service.image }}"
     name: "{{ service.container_name }}"
     volumes: "{{ service.volumes }}"
+    healthcheck: "{{ service.healthcheck | default(omit) }}"
   when:
     - kolla_action != "config"

releasenotes/notes/fix-os-dashboards-health-check-bf56027f8c3369ea.yaml

@@ -0,0 +1,6 @@
+---
+fixes:
+  - |
+    Fixes an issue where a Docker health check wasn't configured for
+    the OpenSearch Dashboards container. See bug `2028362
+    <https://bugs.launchpad.net/kolla-ansible/+bug/2028362>`__.