Updates supported architectures list with DeBERTa

[szabosteve]

Overview

Related to https://github.com/elastic/ml-team/issues/1239
This PR adds DeBERTa to the list of supported architectures on the Compatible third-party NLP models page.

[github-actions]

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[mergify]

This pull request does not have a backport label. Could you fix it @szabosteve? 🙏
To fixup this pull request, you need to add the backport labels for the needed
branches, such as:

• backport-/d./d is the label to automatically backport to the /d./d branch. /d is the digit
  NOTE: backport-skip has been added to this pull request.

[maxhniebergall]

LGTM

[maxhniebergall]

Can we wait on merging this until deberta is merged? I'll let you know when that happens