Re: new procedure with GitLab CI

[Masamichi Hosoda]

> I can't tell you for sure either. It could be that the fork at 
> https://gitlab.com/trueroad/lilypond has Pipelines enabled, but only
> visible to project members. Hosoda-san, could you check this in your
> project? The drop-down is at Settings > General > Visibility ... >
> Pipelines. I'm guessing here, could be something else...

I've changed the Pipelines settings
from `Only Project Members' to `Everyone With Access'.