There is an updated pull request by PaperMountainStudio against master on the void-packages repository

https://github.com/PaperMountainStudio/void-packages 0001-deluge-add-patch-to-fix-gettext-warning.patch
https://github.com/void-linux/void-packages/pull/23423

deluge: add patch to fix gettext warning
patch is taken from upstream

A patch file from https://github.com/void-linux/void-packages/pull/23423.patch is attached