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

https://github.com/ev-ermakov/void-packages gegl-0.4.26
https://github.com/void-linux/void-packages/pull/25504

gegl: update to 0.4.26


A patch file from https://github.com/void-linux/void-packages/pull/25504.patch is attached