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

go: update to 1.21.4.
https://github.com/void-linux/void-packages/pull/47120

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

#### Local build testing
- I built this PR locally for my native architecture, (amd64)
- I built this PR locally for these architectures (if supported. mark crossbuilds):
  - armv7l
  - i686
  - aarch64