There is a new pull request by Emru1 against master on the void-packages repository

https://github.com/Emru1/void-packages openttd
https://github.com/void-linux/void-packages/pull/43962

openttd: update to 13.1.
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#### Testing the changes
- I tested the changes in this PR: **YES**

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#### New package
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#### Local build testing
- I built this PR locally for my native architecture - amd64-glibc


A patch file from https://github.com/void-linux/void-packages/pull/43962.patch is attached