Apply suggestion from @razor-x

Author: razor-x

seam/exceptions.py

@@ -143,9 +143,6 @@ def __init__(
         super().__init__(error, status_code, request_id)
         self.code = "invalid_input"
         validation_errors = error.get("validation_errors")
-        # The envelope shape is server-controlled: anything but the expected
-        # object of objects reads as no validation details rather than
-        # raising from inside the error accessors.
         self._validation_errors = (
             validation_errors if isinstance(validation_errors, dict) else {}
         )