[SEBA-843] Storing PortNo in the ONU Device struct so that it can be passed with the packetIndications

Change-Id: I28e0bf5721d11fc52d70c6072a6cf70586ba5f98
diff --git a/internal/bbsim/api/onus_handler.go b/internal/bbsim/api/onus_handler.go
index 1b823d8..7f42f89 100644
--- a/internal/bbsim/api/onus_handler.go
+++ b/internal/bbsim/api/onus_handler.go
@@ -42,6 +42,7 @@
 				STag:          int32(o.STag),
 				CTag:          int32(o.CTag),
 				HwAddress:     o.HwAddress.String(),
+				PortNo:        int32(o.PortNo),
 			}
 			onus.Items = append(onus.Items, &onu)
 		}
@@ -68,6 +69,7 @@
 		STag:          int32(onu.STag),
 		CTag:          int32(onu.CTag),
 		HwAddress:     onu.HwAddress.String(),
+		PortNo:        int32(onu.PortNo),
 	}
 	return &res, nil
 }