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

https://github.com/ericonr/void-packages remove-wireshark-gtk
https://github.com/void-linux/void-packages/pull/21160

wireshark-gtk: remove package
Slated for removal in 2019.

Fixes #20308 

A patch file from https://github.com/void-linux/void-packages/pull/21160.patch is attached