remove is_offloaded.

Author: sayakpaul

src/diffusers/pipelines/pipeline_utils.py

@@ -451,7 +451,7 @@ def module_is_offloaded(module):
                     f"The module '{module.__class__.__name__}' has been loaded in `bitsandbytes` {'4bit' if is_loaded_in_4bit_bnb else '8bit'} and conversion to {dtype} is not supported. Module is still in {'4bit' if is_loaded_in_4bit_bnb else '8bit'} precision."
                 )
 
-            if is_loaded_in_8bit_bnb and not is_offloaded and device is not None:
+            if is_loaded_in_8bit_bnb and device is not None:
                 logger.warning(
                     f"The module '{module.__class__.__name__}' has been loaded in `bitsandbytes` 8bit and moving it to {device} via `.to()` is not supported. Module is still on {module.device}."
                 )