add 网桥设备新增设备

jetlinks-manager/bridge-manager/src/main/java/org/jetlinks/community/bridge/web/AliBridgeServerController.java

@@ -149,7 +149,7 @@ public class AliBridgeServerController implements
     @Operation(summary = "更新网桥信息")
     @CreateAction
     public Mono<Void> updateBridge(@RequestBody AliIotBridgeEntity bridge,@PathVariable("serverId") String id){
-        if(StrUtil.isEmpty(bridge.getId())){
+        if(StrUtil.isNullOrUndefined(bridge.getId())){
             bridge.setId(IdUtils.newUUID());
         }
         return bridgeService.findById(id)