There is a new pull request by jcgruenhage against master on the void-packages repository

https://github.com/jcgruenhage/void-packages synapse-1.19.1_1
https://github.com/void-linux/void-packages/pull/24510

synapse: update to 1.19.1.
None

A patch file from https://github.com/void-linux/void-packages/pull/24510.patch is attached