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

https://github.com/tornaria/void-packages libmtp
https://github.com/void-linux/void-packages/pull/34757

libmtp: update to 1.1.19.
Also add a group `_libmtp` with r/w permission to accesss mtp devices.
#### Testing the changes
- I tested the changes in this PR: **YES**

A patch file from https://github.com/void-linux/void-packages/pull/34757.patch is attached