text: Title: Sana Controlnet Support
  Body: **Is your feature request related to a problem? Please describe.**
  The first controlnet for Sana has appeared, so the feature is to add the sana controlnet to the diffusers pipeline https://github.com/NVlabs/Sana/blob/main/asset/docs/sana_controlnet.md
  
  **Describe the solution you'd like.**
  Be able to use the sana controlnet
  
  **Describe alternatives you've considered.**
  Using the sana repo
  
  