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

https://github.com/classabbyamp/void-packages update-check-fixes
https://github.com/void-linux/void-packages/pull/38971

common/xbps-src/shutils/update_check.sh: ignore pkgs without distfiles
...unless they use the update override file

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


A patch file from https://github.com/void-linux/void-packages/pull/38971.patch is attached