Update utils.py

Cambios como esta documentado el uso de ceyda/butterfly

utils.py

@@ -4,8 +4,8 @@ from huggan.pytorch.lightweight_gan.lightweight_gan import LightweightGAN
 
 
 ## Cargamos el modelo desde el Hub de Hugging Face
-def carga_modelo(model_name="ceyda/butterfly_cropped_uniq1K_512", model_version=None):
-    gan = LightweightGAN.from_pretrained(model_name, version=model_version)
+def carga_modelo(model_name="ceyda/butterfly_cropped_uniq1K_512"):
+    gan = LightweightGAN.from_pretrained(model_name)
     gan.eval()
     return gan