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

appstream-glib: update to 0.8.1.
https://github.com/void-linux/void-packages/pull/39585

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

I am not sure why the patches are necessary, the commit from 2018 doesn't have any comments and the PR was in a deleted repository, but it seems to work fine without them.

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