There is an updated pull request by motorto against master on the void-packages repository

https://github.com/motorto/void-packages SDL2_image-2.6.3
https://github.com/void-linux/void-packages/pull/43059

SDL2_image: update to 2.6.3.
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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

A patch file from https://github.com/void-linux/void-packages/pull/43059.patch is attached