Update magma-agw-enb_vnfd.yaml

magma/hackfest_magma-agw-enb_vnfd/magma-agw-enb_vnfd.yaml

@@ -219,4 +219,23 @@ vnfd:vnfd-catalog:
            aggregation-type: AVERAGE
            vdu-monitoring-param:
               vdu-ref: magma-agw-vdu
-              vdu-monitoring-param-ref: agw_packets_sent              
+              vdu-monitoring-param-ref: agw_packets_sent
+        scaling-group-descriptor:
+        -   max-instance-count: 1
+            min-instance-count: 0
+            name: vdu_autoscale
+            scaling-policy:
+            -   cooldown-time: 120
+                name: cpu_util_above_threshold
+                scaling-criteria:
+                -   name: cpu_util_above_threshold
+                    scale-in-relational-operation: LT
+                    scale-in-threshold: 10
+                    scale-out-relational-operation: GT
+                    scale-out-threshold: 60
+                    vnf-monitoring-param-ref: agw_cpu_util
+                scaling-type: automatic
+                threshold-time: 10
+            vdu:
+            -   count: 1
+                vdu-id-ref: magma-agw-vdu
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