There is an updated pull request by Calandracas606 against master on the void-packages repository

https://github.com/Calandracas606/void-packages rawtherapee-5.10
https://github.com/void-linux/void-packages/pull/48825

rawtherapee: update to 5.10, adopt
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#### Testing the changes
- I tested the changes in this PR: **briefly**

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#### Local build testing
- I built this PR locally for my native architecture, x86_64-musl



A patch file from https://github.com/void-linux/void-packages/pull/48825.patch is attached