Merge branch 'sd/feature/epics-opengraph-spec' into 'master'

Update Epics OpenAPI documentation

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/105351



Merged-by: Douglas Barbosa Alexandre <dbalexandre@gmail.com>
Approved-by: Kassio Borges <kborges@gitlab.com>
Approved-by: Douglas Barbosa Alexandre <dbalexandre@gmail.com>
Co-authored-by: Stanislav Dobrovolschii <sdobrovolschii@gitlab.com>