Exclude simple_roulette from Danger
GitLab Roulette is down for maintenance, and danger fails. Let's exclude it for now.
Basically copy what we have in gitlab
: https://gitlab.com/gitlab-org/gitlab/-/blob/25812094a9e904e310106e4fa8b8aee44d432b56/Dangerfile#L17
Edited by Achilleas Pipinellis