Notifications Changes Multiple Global Efficacy

This patch adds notfication changes after changing the type
of global_efficacy in ActionPlan objects.

Change-Id: I1116cf1d19e4b19e19789f943a631d0400871766
Partially-Implements: blueprint multiple-global-efficacy-indicator

doc/notification_samples/action_plan-execution-error.json

@@ -58,7 +58,7 @@
           "state": "PENDING"
         }
       },
-      "global_efficacy": {},
+      "global_efficacy": [],
       "state": "ONGOING"
     }
   },