Add missing group in perm.json

:Release Notes:
Add "application.operation" in com.webos.notification.perm.json.in.

:Detailed Notes:
And sort groups in alphabetical order.

:Testing Performed:
Checked if a warning below is gone.
LS_REQUIRES_SECURITY {"CLIENT":"com.webos.notification","SERVICE":"com.webos.applicationManager","CATEGORY":"/","METHOD":"listApps"} Service security groups don't allow method call.

:QA Notes:

:Issues Addressed:
[WRQ-2541] OSE: Fix missing group in perm.json - notificationmgr

Change-Id: I583857617fc99ee888cc82efd1335ca33c601278

files/sysbus/com.webos.notification.perm.json.in

@@ -1,5 +1,10 @@
 {
     "com.webos.notification": [
-         "database.operation","applicationmanager.query","time.query","settings.query","tv.settings"
+        "application.operation",
+        "applicationmanager.query",
+        "database.operation",
+        "settings.query",
+        "time.query",
+        "tv.settings"
     ]
 }