removed trailing white spaces

Author: prishajain1

src/maxdiffusion/generate_wan.py

@@ -137,7 +137,7 @@ def run(config, pipeline=None, filename_prefix=""):
   WanCheckpointer = checkpointer_lib.WanCheckpointer
 
   checkpoint_loader = WanCheckpointer(config, "WAN_CHECKPOINT")
-  pipeline, _, _ = checkpoint_loader.load_checkpoint() 
+  pipeline, _, _ = checkpoint_loader.load_checkpoint()
 
   if pipeline is None:
     pipeline_lib = get_pipeline(model_key)