Merge branch '361204-migrate-related-issue-checkbox' into 'master'

Migrate Related Issue Metadata Checkbox to Pajamas

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/121317



Merged-by: Zack Cuddy <zcuddy@gitlab.com>
Approved-by: Rudy Crespo <rcrespo@gitlab.com>
Approved-by: Bob Van Landuyt <bob@gitlab.com>
Co-authored-by: ShaneMaglangit <shanedmaglangit@gmail.com>