Merge branch 'e2e-add-code-suggestions-to-plans' into 'master'

E2E: Add Code Suggestions to plan.rb

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/127273



Merged-by: Chloe Liu <yliu@gitlab.com>
Approved-by: Chloe Liu <yliu@gitlab.com>
Co-authored-by: Valerie Burton <vburton@gitlab.com>