added seprate auditable in entity

src/main/java/com/billpaymentservice/bbps/entites/BillInitiate.java

@@ -13,7 +13,7 @@ import lombok.NoArgsConstructor;
 @NoArgsConstructor
 @Entity
 @Table(name = "bill_initiate")
-public class BillInitiate {
+public class BillInitiate extends Auditable {
 	@Id
 	@Column(name = "req_id")
 	private String reqId;
@@ -27,4 +27,4 @@ public class BillInitiate {
 	@Column(name = "client_user_id")
 	private String clientUserId;
 
-}
+}