fix:摇匀判断是否有速度传参

src/main/java/com/qyft/gd/service/CMDService.java

@@ -230,7 +230,9 @@ public class CMDService {
 // 开始摇匀
     public List<Supplier<Boolean>> startShakeUp(Map<String, Object> params) {
         List<Supplier<Boolean>> cmdList = new ArrayList<>();
-        cmdList.add(() -> deviceService.setShakingSpeed((Integer) params.get("speed")));
+        if(params.get("speed") != null) {
+            cmdList.add(() -> deviceService.setShakingSpeed((Integer) params.get("speed")));
+        }
         cmdList.add(() -> deviceService.startShaking());
         return cmdList;
     }