Flux fill dev with controlnet support

[hardikdava]

Is your feature request related to a problem? Please describe.
Flux fill dev is really good model. It is really useful for In-context editing purpose which maintains subject properties extremely good. But it does not have control over the diffusion process.

Describe the solution you'd like.
Ideally plug and play controlnet model to FluxFillPipeline along with support of flux-redux model

Additional context.

• https://ali-vilab.github.io/ACE_plus_page/
• https://github.com/River-Zhang/ICEdit
• https://song-wensong.github.io/insert-anything/

[hardikdava]

found that feature already exists.
https://github.com/huggingface/diffusers/blob/main/src/diffusers/pipelines/flux/pipeline_flux_control_inpaint.py