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

https://github.com/teh-jazzman/void-packages tvbrowser
https://github.com/void-linux/void-packages/pull/17788

tvbrowser: update to 4.2.1
Now requires Java 11 or higher

A patch file from https://github.com/void-linux/void-packages/pull/17788.patch is attached