style: ruff format memory_tools.py

Author: Patel230

src/hawk/memory_tools.py

@@ -49,9 +49,7 @@ def __init__(self, client: Any, *, session_id: str | None = None) -> None:
         self._session_id = session_id
         self._local_memories: list[dict[str, str]] = []
         self._backend: MemoryBackend | None = (
-            client
-            if hasattr(client, "remember") and hasattr(client, "recall")
-            else None
+            client if hasattr(client, "remember") and hasattr(client, "recall") else None
         )
 
     def record_memory(