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

icu: update to 71.1
https://github.com/void-linux/void-packages/pull/37396

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


#### Local build testing
There are many packages in this PR due to the revbump, I only tested building the ICU package for these architectures:
- [x] x86_64-glibc

- [x] x86_64-musl

- [x] aarch64-musl

- [x] i686

[ci skip]