[Chore] remove tf mention (#7245)

remove tf mention

src/diffusers/models/modeling_utils.py

@@ -124,9 +124,7 @@ def load_state_dict(checkpoint_file: Union[str, os.PathLike], variant: Optional[
                     ) from e
         except (UnicodeDecodeError, ValueError):
             raise OSError(
-                f"Unable to load weights from checkpoint file for '{checkpoint_file}' "
-                f"at '{checkpoint_file}'. "
-                "If you tried to load a PyTorch model from a TF 2.0 checkpoint, please set from_tf=True."
+                f"Unable to load weights from checkpoint file for '{checkpoint_file}' " f"at '{checkpoint_file}'. "
             )