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

https://github.com/classabbyamp/void-packages jdk7-nosysgtk
https://github.com/void-linux/void-packages/pull/40075

openjdk7-bootstrap: use built-in gtk to remove dependency on gtk+
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#### Testing the changes
- I tested the changes in this PR: **briefly** (builds)



A patch file from https://github.com/void-linux/void-packages/pull/40075.patch is attached