CI: Github Actions job names get truncated in web UI, leading to confusion

Which jobs failed?

<img width="548" height="338" alt="Image" src="https://github.com/user-attachments/assets/a4f73d56-6177-43a3-914e-4a2b5542ff02" />

Get it right or you might waste 2 days chasing the wrong bug. Ask me how I know.