There is a new pull request by l1 against master on the void-packages repository

https://github.com/l1/void-packages buku-4.9
https://github.com/void-linux/void-packages/pull/50688

buku: update to 4.9
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#### Testing the changes
- I tested the changes in this PR: **YES**

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A patch file from https://github.com/void-linux/void-packages/pull/50688.patch is attached