Merge pull request #832 from IntersectMBO/dependabot/github_actions/actions/deploy-pages-5
[CI] Bump actions/deploy-pages from 4 to 5
[CI] Bump actions/deploy-pages from 4 to 5
[CI] Bump actions/configure-pages from 5 to 6
These didn't cause any issues since we don't create empty levels yet, but we still shouldn't forget about them. Not disabling the warning would have prevented the issue and is generally a good idea.
ScheduledMerges: also test nested unions and arbitrary configs
It makes more sense for it to take PreExistingRuns directly, instead of first turning each level into IncomingRuns and then turning those into PreExistingRuns.