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

https://github.com/mobinmob/void-packages onionshare
https://github.com/void-linux/void-packages/pull/15522

onionshare: update to 2.2.
Flask-HTTPAuth is a dependency for the new version.

A patch file from https://github.com/void-linux/void-packages/pull/15522.patch is attached