Fixed wrong syntax in f-string for exception

unsloth/models/_utils.py

@@ -226,7 +226,7 @@ class _RaiseUninitialized(logging.Handler):
                 f"Unsloth: Critical error since some weights are not initialized.\n"\
                 f"Please try updating Unsloth, transformers and timm via:\n"\
                 f"`pip install --upgrade --force-reinstall --no-cache-dir --no-deps unsloth unsloth_zoo transformers timm`\n"\
-                f"".str(record))
+                f"{record}")
 pass
 class RaiseUninitialized:
     def __init__(self):