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

https://github.com/Calandracas606/void-packages weston13
https://github.com/void-linux/void-packages/pull/47965

weston: update to 13.0.0.
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#### Testing the changes
- I tested the changes in this PR: **briefly**
- Tested the colour management, and HDR features using DRM back-end
- Only tested the DRM, and nested wayland back-ends

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#### Local build testing
- I built this PR locally for my native architecture, x86_64-glibc
- I built this PR locally for these architectures (if supported. mark crossbuilds):
  - x86_64-musl
  - i686
  - armv6l-musl (crossbuild)
  - armv7l (crossbuild)
  - aarch64 (crossbuild)
  - aarch64-musl (crossbuild)

I would be happy to adopt the weston package if needed.

A patch file from https://github.com/void-linux/void-packages/pull/47965.patch is attached