Merge branch 'request-prepend-mod-for-jh-with-work-item-widgetable' into 'master'

Request prepend_mod for JH epic support milestone and iteration feature

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/183641



Merged-by: Ravi Kumar <rkumar@gitlab.com>
Approved-by: Lee Tickett <ltickett@gitlab.com>
Approved-by: Ravi Kumar <rkumar@gitlab.com>
Approved-by: Daniel Hauenstein <dhauenstein@gitlab.com>
Reviewed-by: Lee Tickett <ltickett@gitlab.com>
Co-authored-by: Xiaofeng Yuan <xfyuan@jihulab.com>