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

notify-send.sh: update to 1.1.
https://github.com/void-linux/void-packages/pull/26296

Description:
The current one (v1.0) in the void linux repo missing `notify-action.sh` this PR also adds it.

`notify-action.sh` is used for running commands when the user press a button on the notification `notify-send.sh` created.