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

https://github.com/meator/void-packages mdBook-completions
https://github.com/void-linux/void-packages/pull/48934

mdBook: add completions
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ping maintainer: @ericonr 

#### 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/48934.patch is attached