Added model resources for LayoutLM Issue#19848
Added resources to documentation of LayoutLM model as per Issue#19848.
@stevhliu 


_The documentation is not available anymore as the PR was closed or merged._<|||||>It looks like you might've only updated your branch with the latest changes on the `main` Hugging Face repo, I don't see any of the changes! 🙈 <|||||>Hi @stevhliu, you were right, i only updated my branch (sorry my bad ), i  think i have committed the changes now. Sorry for this.<|||||>Awesome, thank you so much for your contribution! 🤗  Everything looks good to me, pinging @sgugger for a final look!