feat (2fa): Add IStatelessProvider interface

[Roszakos]

• Resolves: Stateless 2FA providers #13051

Summary

Adds an IStatelessProvider interface. Per-user 2FA activation state for providers implementing this interface will not be stored in the database, thus isTwoFactorAuthEnabledForUser method will be called on every login attempt.

Checklist

• Code is properly formatted
• Sign-off message is added to all commits
• Tests (unit, integration, api and/or acceptance) are included
• Documentation (manuals or wiki) has been updated or is not required
• Labels added where applicable (ex: bug/enhancement, 3. to review, feature component)
• Milestone added for target branch/version (ex: 32.x for stable32)

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[come-nc]

Apart from the license issue, looks good 👍

[Furgas]

Is there anything left to do in this pull request? In what version are you plannig to include this change?

[miaulalala]

Looks like you need to update your autoloaders:

The autoloaders are not up to date
Please run: bash build/autoloaderchecker.sh
And commit the result

[Roszakos]

It's done. Let me know if there is anything else that could prevent this change from getting pulled.

[miaulalala]

It's done. Let me know if there is anything else that could prevent this change from getting pulled.

Thanks for doing that! Let me start the workflows and see where we're at.

[miaulalala]

Looking good! Last commit is missing the signoff, you can add it with

git commit --amend --signoff and then
git push --force-with-lease