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

zfs: update to 2.1.3.
https://github.com/void-linux/void-packages/pull/36111

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

#### Local build testing
- I built this PR locally for my native architecture, (x86_64-glibc)
- I built this PR locally for these architectures (if supported. mark crossbuilds):
  - aarch64-musl (crossbuild)

@ahesford @Vaelatern 

I've tested this locally with out any issues. This could use a few additional eyes on it. `2.1.3` pulled in musl and kernel 5.16 fixes.