## Description
Adds a delta test case for exchange incremental
backups by moving one folder into another one.
Also sets up retrieving container IDs in the test
in preparation for other test control.
## Does this PR need a docs update or release note?
- [x] ⛔ No
## Type of change
- [x] 🤖 Test
## Issue(s)
* #1966
## Test Plan
- [x] 💚 E2E