Adds a new streamstore controller for fault.Errors. This provides large scale, extensible file storage for fault errors to be persisted, much like we do for backup details.
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#### Does this PR need a docs update or release note?
- [x] ⛔ No
#### Type of change
- [x] 🌻 Feature
#### Issue(s)
* #2708
#### Test Plan
- [x] 💚 E2E