限流维度改为appkey+api

src/main/java/com/fdkankan/openApi/aop/RedisLimitAspect.java

@@ -73,7 +73,7 @@ public class RedisLimitAspect {
         }
         boolean limited = this.shouldLimited(key, resource, limitCount, period, timeUnit);
         if(limited){
-            throw new BusinessException(ErrorCode.SYSTEM_BUSY, redisLimit.msg());
+            throw new BusinessException(ErrorCode.SYSTEM_BUSY.code(), redisLimit.msg());
         }
     }