Add type annotations of config for vision models
I added type annotations for config parameters for Beit, ViT and Deit models at PyTorc. Original issue https://github.com/huggingface/transformers/issues/16059

@Rocketknight1

Just completing the #16151 as describe in #16251 
The docs for this PR live [here](https://moon-ci-docs.huggingface.co/docs/transformers/pr_16263). All of your documentation changes will be reflected on that endpoint.