Support for TOON

[WittmannF]

TOON is a new serialization format that uses fewer tokens. Some references:

https://github.com/toon-format/toon
https://github.com/toon-format/toon-python

Would it make sense to have an optional TOON format mode in instructor?

[jxnl]

Not really. A lot of just support animals from there

[paulomtts]

I'm not a native english speaker, can someone explain what did @jxnl mean? 😅