There's a closed pull request on the void-packages repository

New package: FreeFileSync-11.8
https://github.com/void-linux/void-packages/pull/29663

Description:
This package is based on the AUR package freefilesync: https://aur.archlinux.org/packages/freefilesync/

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#### General
- [X] This is a new package and it conforms to the [quality requirements](https://github.com/void-linux/void-packages/blob/master/Manual.md#quality-requirements)

#### Have the results of the proposed changes been tested?
- [ ] I use the packages affected by the proposed changes on a regular basis and confirm this PR works for me
- [X] I generally don't use the affected packages but briefly tested this PR

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