There is an updated pull request by Johnnynator against master on the void-packages repository

https://github.com/Johnnynator/void-packages telegram-desktop-2.5.1
https://github.com/void-linux/void-packages/pull/27459

telegram-desktop: update to 2.5.1


A patch file from https://github.com/void-linux/void-packages/pull/27459.patch is attached