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

Libidn2 2.3.3
https://github.com/void-linux/void-packages/pull/38524

Description:
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#### Testing the changes
- I tested the changes in this PR: **NO**

Personally don't use this package, but updating and preparing for #38412.

#### Local build testing
- I built this PR locally for my native architecture, x86_64
- I built this PR locally for these architectures (if supported. mark crossbuilds):
  - armv6l