fix params save bug

unet/mv_unet.py

@@ -150,7 +150,7 @@ class UnifieldWrappedUNet(UNet2DConditionModel):
         ):   
         super().__init__(**{
                 k: v for k, v in locals().items() if k not in 
-                ["self", "kwargs", "__class__", "n_views", "num_modalities", "latent_size", "multiview_chain_pose"]
+                ["self", "kwargs", "__class__", "n_views", "num_modalities", "latent_size", "multiview_chain_pose", "multiview_attn_position"]
             })
         self.n_views = n_views
         add_multiview_processor(