Cannot delete a file

[mguidon]

see https://z43.manuscript.com/f/cases/202291/New-issue-Cannot-delete-a-file

Potentially related to #1635

### Event Horizon
- [ ] https://github.com/ITISFoundation/osparc-simcore/pull/6935

### Tasks

[giancarloromeo]

The issue seems related to files uploaded into Workspaces. No FileMetaData entry in the database.

Attached a log from storage service in sim4life.io:
production-simcore_production_storage_logs.log

[giancarloromeo]

All related tasks are done.