[PB-4948]: fix/allow uploading empty files

[xabg2]

Description

Allow the user to create empty files.

Related Issues

Related Pull Requests

Checklist

• [x] Changes have been tested locally.
• [x] Unit tests have been written or updated as necessary.
• [ ] The code adheres to the repository's coding standards.
• [ ] Relevant documentation has been added or updated.
• [x] No new warnings or errors have been introduced.
• [x] SonarCloud issues have been reviewed and addressed.
• [ ] QA Passed

Testing Process

Additional Notes

The status of this PR has been updated back to “Draft” because we must wait for the other platforms to allow empty files to upload/download empty files, but the request can be reviewed in the meantime so that it can be implemented when necessary.