fix: 未配置mqtt时，相关配置类不生效

inspect-metadata/src/main/java/com/inspect/metadata/mqtt/controller/HrEmergencyController.java

@@ -6,6 +6,7 @@ import com.inspect.metadata.eqpbook.domain.BasedataEqpBook;
 import com.inspect.metadata.eqpbook.service.IBasedataEqpBookService;
 import com.inspect.metadata.mqtt.MQTTUtils;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -19,6 +20,7 @@ import java.util.Map;
 
 @RestController
 @RequestMapping("/hr/emergency")
+@ConditionalOnProperty(name = "hua-ruan.mqtt.enable", havingValue = "true")
 public class HrEmergencyController extends BaseController {
     @Resource
     private MQTTUtils mqttUtils;