fix: 修复补空载具未将点位的载具号清除

acs/nladmin-system/nlsso-server/src/main/java/org/nl/acs/device_driver/basedriver/agv/ndcone/AgvNdcOneDeviceDriver.java

@@ -393,7 +393,7 @@ public class AgvNdcOneDeviceDriver extends AbstractDeviceDriver implements Devic
                     Map<String, Object> extraValue = standar.getDevice().getExtraValue();
                     boolean is_empty = false;
                     if (ObjectUtil.isNotEmpty(extraValue.get("is_empty"))) {
-                        is_empty = (boolean) extraValue.get("is_empty");
+                        is_empty = extraValue.get("is_empty").equals("true") ? true : false;
                     }
                     data = feedBackStatus(data, index, 4, inst, task, 1, is_empty);
                 } catch (Exception e) {