Remove unnecessary variable from card bean

components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/policy/mgt/ui/Card.java

@@ -31,7 +31,6 @@ public class Card {
     private String key;
     private List<APIContent> apiContents;
     private APIContent apiContent;
-    private Item item;
     private List<Item> items;
     private List<SubContent> subContents;
 
@@ -72,15 +71,6 @@ public class Card {
         this.apiContent = apiContent;
     }
 
-    @XmlElement(name = "Item")
-    public Item getItem() {
-        return item;
-    }
-
-    public void setItem(Item item) {
-        this.item = item;
-    }
-
     @XmlElementWrapper(name = "Items")
     @XmlElement(name = "Item")
     public List<Item> getItems() {