Merge branch 'support-4.1.15' into 'support-4.1.15'

Add new device status ASSIGNED

See merge request entgra-support/support-carbon-device-mgt!70

components/device-mgt/org.wso2.carbon.device.mgt.common/src/main/java/org/wso2/carbon/device/mgt/common/EnrolmentInfo.java

@@ -32,7 +32,7 @@ public class EnrolmentInfo implements Serializable {
     public enum Status {
         CREATED, ACTIVE, INACTIVE, UNREACHABLE, UNCLAIMED, SUSPENDED, BLOCKED, REMOVED, DISENROLLMENT_REQUESTED,
         CONFIGURED, READY_TO_CONNECT, RETURN_PENDING, RETURNED, DEFECTIVE, WARRANTY_PENDING, WARRANTY_SENT,
-        WARRANTY_REPLACED
+        WARRANTY_REPLACED, ASSIGNED
     }
 
     public enum OwnerShip {