Search on Telegram is more powerful than in other messaging apps because it allows users to find public channels and bots. Unfortunately, this feature has been abused by people who violated our Terms of Service to sell illegal goods.
To further deter criminals from abusing Telegram Search, we have updated our Terms of Service and Privacy Policy, ensuring they are consistent across the world. We’ve made it clear that the IP addresses and phone numbers of those who violate our rules can be disclosed to relevant authorities in response to valid legal requests.
It's not like they exactly didn't before: https://www.androidpolice.com/telegram-germany-user-data-surrendered/
Also, nothing said about whether they're going to start making transparency reports, not that I've expected anything else from this crapshow of a messenger...
They never told they didn’t
They've explicitly told in there FAQ 0 bytes of info was disclosed. And I suspect whatever they've shared with Germans alone wasn't 7 bits long.
FAQ =/= TOS
In FAQ, you aren’t punished if you tell BS there, at least as I understand it.
They made it now more clear, what exactly mean by 0 byte: