gitlab CI: fail the sanity check stage if the fork is not public
cc @JoseExposito, see !749 (comment 1271668)
Example pipeline after changing my fork to private and pushing: https://gitlab.freedesktop.org/whot/libinput/-/pipelines/517241
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cc @JoseExposito, see !749 (comment 1271668)
Example pipeline after changing my fork to private and pushing: https://gitlab.freedesktop.org/whot/libinput/-/pipelines/517241