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

https://github.com/tibequadorian/void-packages mathjax
https://github.com/void-linux/void-packages/pull/35476

mathjax: update to 2.7.9.
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#### Testing the changes
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A patch file from https://github.com/void-linux/void-packages/pull/35476.patch is attached