There is a new pull request by paper42 against master on the void-packages repository

https://github.com/paper42/void-packages pkg-config-no-bootstrap
https://github.com/void-linux/void-packages/pull/39618

pkg-config: remove unused bootstrap=yes
all bootstrap packages use pkgconf, so having pkg-config marked with bootstrap=yes doesn't make sense

A patch file from https://github.com/void-linux/void-packages/pull/39618.patch is attached