[Xray Enterprise] Storage usage displays confusing values after upgrade to Enterprise plan.

Steps to Reproduce

1. Upgrade account to Enterprise.
2. Navigate to Storage section.
3. Observe the usage display.

Actual Result

Storage usage shows: 3.97 GB of -1 GB (-397%) used. 0 Mb left.

Expected Result

Storage usage should clearly display actual usage against Unlimited storage.

No negative percentages should appear.