User mapping - FE - CSV upload
This is a placeholder issue to implement the frontend part to add reassignment via CSV
Designs can be seen on #451028[User_Mapping_-_CSV.png] (comment 1893425042).
![#451028[User_Mapping_-_CSV.png] (comment 1893425042)](https://gitlab.com/gitlab-org/gitlab/-/issues/451028/designs/User_Mapping_-_CSV.png#note_1893425042){kind=link}
Edited by Luke Duncalfe
This is a placeholder issue to implement the frontend part to add reassignment via CSV
Designs can be seen on #451028[User_Mapping_-_CSV.png] (comment 1893425042).