Merge branch 'gweaver-master-patch-d3fd' into 'master'

Adds scrum tutorial to docs.gitlab.com

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/134551



Merged-by: Marcin Sedlak-Jakubowski <msedlakjakubowski@gitlab.com>
Co-authored-by: Gabe Weaver <gweaver@gitlab.com>
Co-authored-by: Christopher Guitarte <cguitarte@gitlab.com>