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

https://github.com/PaperMountainStudio/void-packages 0001-apparmor-update-to-3.0.0.patch
https://github.com/void-linux/void-packages/pull/25967

[WIP] apparmor: update to 3.0.0
+ builds and works fine for x86_64-glibc

- [x] doesn't build for musl yet and I am not experienced enough to fix it
- [x] check what happens with dhcpcd profile on kernels before 5.8 (bpf cap is 5.8+)

If anyone wants to adopt this PR, feel free to do so.

A patch file from https://github.com/void-linux/void-packages/pull/25967.patch is attached