fix: correct line indents

Author: Michael Brewer

aws_lambda_powertools/utilities/idempotency/persistence/base.py

@@ -224,7 +224,7 @@ def _generate_hash(self, data: Any) -> str:
             Hashed representation of the provided data
 
         """
-data = getattr(data, "raw_event", data)  # could be a data class depending on decorator order
+        data = getattr(data, "raw_event", data)  # could be a data class depending on decorator order
         hashed_data = self.hash_function(json.dumps(data, cls=Encoder).encode())
         return hashed_data.hexdigest()