Move Ecosystem::Foundations to Manage::Foundations

Description

Move gitlab-org/manage/integrations/team~21094730 under devopsmanage.

Things to update

• Update stages.yml gitlab-com/www-gitlab-com!112619 (merged)
• Update category.yml gitlab-com/www-gitlab-com!112505 (merged)
• Update team members data /data/team_members/person gitlab-com/www-gitlab-com!112641 (merged)
• Handbook pages
  • /handbook/engineering/development/dev/ecosystem/foundations/ gitlab-com/www-gitlab-com!112902 (merged)
  • /handbook/engineering/development/dev/ecosystem/ gitlab-com/www-gitlab-com!112902 (merged)
  • Participate in Direction MR: Direction Updates for Ecosystem stage changes (gitlab-com/www-gitlab-com!112505 - merged)
  • Metrics gitlab-com/www-gitlab-com!112887 (merged)
• Review Docs https://docs.gitlab.com/ee/development/documentation/site_architecture/global_nav.html#global-navigation
  • Navigation
  • Metadata gitlab-org/gitlab!100868 (merged)
  • Links in the handbook
• GitLab projects
  • gl/retrospectives gitlab-org/async-retrospectives!619 (merged)
    • Update /gl-retrospectives/ecosystem-stage/foundations-group/
    • Update teams.yml
  • Update Foundations group
  • Update onboarding template (if exists)
• Labels
  • Engineering productivity changes gitlab-org/quality/triage-ops#1138 (closed) gitlab-org/quality/triage-ops!1695 (merged)
  • Rename labels in gitlab-org
  • Rename labels in gitlab-com
  • Review boards
• Slack channels
  • #g_ecosystem_foundations
  • #g_ecosystem_foundations-standup
  • #s_ecosystem
  • Update Geekbot
• Update CODEOWNERS file: Not applicabple
• Review @gitlab-org/ecosystem-stage/foundations group
• Update feature flags
• Automate planning issues
• Review Refinement Bot
• Review Ally
• Review Sisense dashboard
• Update Workday https://gitlab.com/gitlab-com/people-group/peopleops-eng/people-group-engineering/-/issues/485
• Company-wide announcement #whats-happening-at-gitlab
• Ecosystem channel announcement #s_ecosystem
• Integrations channel announcement #g_ecosystem_foundations
• Engineering: Week in review announcement
• Grafana error budgets