Cache uav device when add a new uav

backend/Skyeye-sys-dev/skyeye-service-manager/src/main/java/com/zhangy/skyeye/device/service/impl/UavServiceImpl.java

@@ -110,6 +110,7 @@ public class UavServiceImpl implements IUavService {
             uavMapper.update(e);
         } else {
             uavMapper.insert(e);
+            cache(e);
         }
         return e;
     }