feat: OPTIC-116: User soft-deletion API (#4876)

* feat: OPTIC-116: User soft-deletion API

* Add new HasOwnerPermission to check owner for deletion, add soft_delete function

* Update tests

* Add linting changes

* Add permission_required to view

* Linting fix

* Updates to fix soft delete and add typing

* Add newlines for test legibility

* Update status code, update typing error

* Add new url to all_urls.json

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Co-authored-by: dredivaris <dredivaris@users.noreply.github.com>