Release Builder CI "No such file or directory" in tests job

[sublimator]

https://github.com/Xahau/xahaud/actions/runs/18481984255/job/52658920657

The directory doesn't exist, and yet everything built just fine:
https://github.com/Xahau/xahaud/actions/runs/18481984255/job/52658317962#step:3:2291
https://build.xahau.tech/2025.10.14-dev%2B2292.releaseinfo