Fix Bug 1889: Operational View Dashboard not visible when NS is running with K8s charms.

	* Modified id attribute to point towards vcastatus vca_id instead
	  of ns_id.

Change-Id: Id79b632e51413207a32385b6a9bee71f9a226126
Signed-off-by: SANDHYA.JS <sandhya.j@tataelxsi.co.in>