Emit path-based NATS address for Gateway installs (#1287)

Signed-off-by: Arnob Kumar Saha <arnob@appscode.com>

Author: ArnobKumarSaha

charts/ace/templates/platform/config.yaml

@@ -118,7 +118,7 @@ stringData:
     ADMIN_USER_CREDS = {{ .Values.settings.nats.mountPath }}/admin.creds
 
     INCLUSTER_ADDR = nats://{{ include "ace.fullname" . }}-nats.{{ .Release.Namespace }}.svc:4222
-    {{- if (and (index .Values "ingress-nginx" "enabled") (and .Values.nats.enabled (not .Values.nats.nats.externalAccess))) }}
+    {{- if (and (or (index .Values "ingress-nginx" "enabled") .Values.gateway.enabled) (and .Values.nats.enabled (not .Values.nats.nats.externalAccess))) }}
     EXTERNAL_ADDR = nats://{{ .Values.global.platform.host }}:4222
     WEBSOCKET_ADDR = wss://{{ .Values.global.platform.host }}/nats
     {{- else }}