### Describe the bug https://github.com/huggingface/diffusers/blob/main/src/diffusers/models/unets/unet_motion_model.py#L299 use_linear_projection not passed ### Reproduction https://github.com/huggingface/diffusers/blob/main/src/diffusers/models/unets/unet_motion_model.py#L299 use_linear_projection not passed ### Logs _No response_ ### System Info https://github.com/huggingface/diffusers/blob/main/src/diffusers/models/unets/unet_motion_model.py#L299 use_linear_projection not passed ### Who can help? https://github.com/huggingface/diffusers/blob/main/src/diffusers/models/unets/unet_motion_model.py#L299 use_linear_projection not passed