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

dunst: update to 1.11.0
https://github.com/void-linux/void-packages/pull/49863

Description:
#### Testing the changes
- I tested the changes in this PR: **YES**

As [completions are considered official](https://github.com/dunst-project/dunst/releases/tag/v1.11.0) now, they are included in the install process.

#### Local build testing
- I built this PR locally for my native architecture: x86_64-libc
- I built this PR locally for these architectures:
  - armv7l (crossbuild)