chore: merge api_lite and dart sdk

[td-famedly]

Fixes: https://github.com/famedly/product-management/issues/1676

Need to document and test how generating the api works now

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you all sign our Contributor License Agreement before we can accept your contribution.
4 out of 7 committers have signed the CLA.

:white_check_mark: cloudwebrtc
:white_check_mark: nikzen
:white_check_mark: coder-with-a-bushido
:white_check_mark: mrmcoding88
:x: Sorunome
:x: lukaslihotzki
:x: henri2h
_{You have signed the CLA already but the status is still pending? Let us recheck it.}

[nico-famedly]

@krille-chan , maybe we can bypass the CLA bot on this, since the checks fail for past commits done by people, who at the time worked for Famedly?

[krille-chan]

@krille-chan , maybe we can bypass the CLA bot on this, since the checks fail for past commits done by people, who at the time worked for Famedly?

Sounds fair. Ping me when it is ready and you need my admin power to merge it