Fix scaleKubernetesCluster API (#11652)

* Fix scaleKubernetesCluster

* Added more state transitions

Author: harikrishna-patnala

api/src/main/java/com/cloud/kubernetes/cluster/KubernetesCluster.java

@@ -88,6 +88,8 @@ enum State {
             s_fsm.addTransition(State.Stopping, Event.OperationFailed, State.Alert);
 
             s_fsm.addTransition(State.Stopped, Event.StartRequested, State.Starting);
+            s_fsm.addTransition(State.Stopped, Event.OperationSucceeded, State.Stopped);
+            s_fsm.addTransition(State.Running, Event.OperationSucceeded, State.Running);
 
             s_fsm.addTransition(State.Running, Event.FaultsDetected, State.Alert);
 

plugins/integrations/kubernetes-service/src/main/java/com/cloud/kubernetes/cluster/actionworkers/KubernetesClusterScaleWorker.java

@@ -582,8 +582,6 @@ public boolean scaleCluster() throws CloudRuntimeException {
                 scaleKubernetesClusterOffering(nodeType, scalingServiceOffering, updateNodeOffering, updateClusterOffering);
             } else if (clusterSizeScalingNeeded) {
                 scaleKubernetesClusterSize(nodeType);
-            } else {
-                return true;
             }
         }