Fix typo

pypowerwall/api_lock.py

@@ -11,7 +11,7 @@
 
 class ApiLockPool:
     def __init__(self):
-        self._locks: DefaultDict[str, threading.Lock] = defaultdict(threading.Lock())
+        self._locks: DefaultDict[str, threading.Lock] = defaultdict(threading.Lock)
         self._pool_lock = threading.Lock()
 
     def get_lock(self, key: str) -> threading.Lock: