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

SDL2: update to 2.26.4.
https://github.com/void-linux/void-packages/pull/43057

Description:
<!-- Uncomment relevant sections and delete options which are not applicable -->

#### 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:
  - armv7l cross