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

https://github.com/Johnnynator/void-packages qt-webkit
https://github.com/void-linux/void-packages/pull/14520

[WIP] qt: remove
there are also a few python*-PyQt4-* packages in the binary repos that have to be removed.
And python3-pyside*

A patch file from https://github.com/void-linux/void-packages/pull/14520.patch is attached