Use case:
A deposit client wants to check all the deposits made on the archive in the admin view:
https://archive.softwareheritage.org/admin/deposit/
Filter admin view by deposit client to see only deposits made by the specific cilent.
Optional: have a dedicated url for each deposit client:
https://archive.softwareheritage.org/admin/deposit/<deposit-client>/
For example: https://archive.softwareheritage.org/admin/deposit/hal/