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

doomretro: recompile with newer SDL2
https://github.com/void-linux/void-packages/pull/49508

Description:
This fixes the following error:

```
The wrong version of SDL2_image.so was found. DOOM Retro requires v2.6.3.

```

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

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