Fix: import bytes_from_hex is now in utils

Author: 1yam

src/aleph/sdk/chains/substrate.py

@@ -9,7 +9,8 @@
 
 from ..conf import settings
 from ..exceptions import BadSignatureError
-from .common import BaseAccount, bytes_from_hex, get_verification_buffer
+from .common import BaseAccount, get_verification_buffer
+from ..utils import bytes_from_hex
 
 logger = logging.getLogger(__name__)