[ADF-4544] Cloud Task From - Refresh the buttons and form after an action is complete (#4726)

* [ADF-4544] Reloaded task on action

* [ADF-4544] Changed routing in demo component

* [ADF-4544] Added tests

demo-shell/src/app/components/cloud/task-details-cloud-demo.component.html

@@ -7,9 +7,7 @@
                 [appName]="appName"
                 [taskId]="taskId"
                 (cancelClick)="goBack()"
-                (taskClaimed)="onClaimTask()"
                 (taskCompleted)="onTaskCompleted()"
-                (taskUnclaimed)="onUnclaimTask()"
                 (formSaved)="onFormSaved()">
             </adf-cloud-task-form>
         </div>

demo-shell/src/app/components/cloud/task-details-cloud-demo.component.ts

@@ -50,18 +50,6 @@ export class TaskDetailsCloudDemoComponent {
         this.router.navigate([`/cloud/${this.appName}/`]);
     }
 
-    onCompletedTask() {
-        this.goBack();
-    }
-
-    onUnclaimTask() {
-        this.goBack();
-    }
-
-    onClaimTask() {
-        this.goBack();
-    }
-
     onTaskCompleted() {
         this.goBack();
     }