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

https://github.com/jnbr/void-packages firefox-esr
https://github.com/void-linux/void-packages/pull/11527

firefox-esr: update to 60.6.2.


A patch file from https://github.com/void-linux/void-packages/pull/11527.patch is attached