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

https://github.com/yopito/void-packages pyside2.extend.qt.support
https://github.com/void-linux/void-packages/pull/18519

python3-pyside2: extend Qt support to 5.12..5.14


A patch file from https://github.com/void-linux/void-packages/pull/18519.patch is attached