Daniel Bevenius e05af2457b
ci : use mirrors.kernel.org for Ubuntu packages (#3220)
This commit updates the ubuntu jobs to use mirrors sites instead of archive.ubuntu.com.

The motivation of this is an attempt to make the CI build more stable and avoid errors like:
https://github.com/ggml-org/whisper.cpp/actions/runs/15384056535/job/43291948394?pr=3217
2025-06-02 16:46:40 +02:00
..
2025-02-03 22:00:57 +02:00