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

seahorse: update to 43.0
https://github.com/void-linux/void-packages/pull/41398

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

#### Local build testing
- I built this PR locally for my native architecture, x86_64-glibc
- I built this PR locally for these architectures:
  - x86_64-musl
  - aarch64
  - armv7l
  
#### Notes
 - Patched for musl: https://gitlab.gnome.org/GNOME/seahorse/-/merge_requests/211