fix: add a timeout to RedisSteamBroker xautoclaim lock to prevent infinite locking

Author: FlorianLB

taskiq_redis/redis_broker.py

@@ -198,8 +198,8 @@ def __init__(
         :param additional_streams: additional streams to read from.
             Each key is a stream name, value is a consumer id.
         :param unacknowledged_batch_size: number of unacknowledged messages to fetch.
-        :param unacknowledged_lock_timeout: time in seconds before auto-releasing the lock.
-            After this time the lock will be automatically released if the worker crashes or gets killed.
+        :param unacknowledged_lock_timeout: time in seconds before auto-releasing
+            the lock. Useful when the worker crashes or gets killed.
             Set to a bigger value if your tasks take a long time to complete.
         """
         super().__init__(