[8.19] [Incident Management] [Suggested dashboards] Deduplicated linked dashboards from list of linked dashboards (#221972)#223488

kibanamachine merged 5 commits intoelastic:8.19elastic/kibana:8.19from

kibanamachine:backport/8.19/pr-221972kibanamachine/kibana:backport/8.19/pr-221972Copy head branch name to clipboard