Use existing OrderStatus enum

Author: ajrice6713

src/main/java/com/bandwidth/sdk/numbers/models/orders/OrdersResponseData.java

@@ -50,7 +50,7 @@ public abstract class OrdersResponseData {
 
     @Nullable
     @JacksonXmlProperty(localName = "OrderStatus")
-    public abstract String getOrderStatus();
+    public abstract OrderResponse.OrderStatus getOrderStatus();
 
     @Nullable
     @JacksonXmlProperty(localName = "Summary")

src/test/java/com/bandwidth/sdk/numbers/NumbersClientImplTest.java

@@ -89,7 +89,7 @@ public class NumbersClientImplTest {
              .orderDate(null)
              .orderType("1")
              .orderId("1")
-             .orderStatus("1")
+             .orderStatus(OrderResponse.OrderStatus.COMPLETE)
              .summary("1")
              .build())
           .build())