Checked, the build for 9.0-release wasn't finished until 02-04-2024 03:22 UTC (see our homepage).
It is available in the feed now:
[/openpli/oe/release-9.0/build/tmp/deploy/ipk (release-9.0) >> build@buildserver3] $ find vuzero4k -name "*88xxau*" vuzero4k/kernel-module-88xxau_5.6.4.2-r0.0_vuzero4k.ipk vuzero4k/kernel-module-88xxau-dbg_5.6.4.2-r0.0_vuzero4k.ipk vuzero4k/kernel-module-88xxau-dev_5.6.4.2-r0.0_vuzero4k.ipk vuzero4k/kernel-module-88xxau-4.1.20-1.9_5.6.4.2-r0.0_vuzero4k.ipk
Thank you very much. :-)