Merge branch '467371-add-notify-mutation' into 'master'

User mapping - Add Notify mutation to resend email

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/159073



Merged-by: Natalia Tepluhina <ntepluhina@gitlab.com>
Approved-by: Natalia Tepluhina <ntepluhina@gitlab.com>
Co-authored-by: Justin Ho Tuan Duong <hduong@gitlab.com>