修正redis通过url访问的错误异常

zgztb_cookie/FworkSpider/feapder/dedup/redisfilter.py

@@ -21,7 +21,7 @@ class RedisFilter(BaseFilter):
                 decode_responses=True,
             )  # 集群
         elif redis_url:
-            self.__class__.redis_db = RedisDB(redis_url=redis_url)  # 单机
+            self.__class__.redis_db = RedisDB.from_url(redis_url)  # 单机
         else:
             self.__class__.redis_db = RedisDB()