this is needed to standardize the presence of a path prefix in all test-helper trees, so that we can use standard test factory helpers for producing complete post-process data.
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#### Does this PR need a docs update or release note?
- [x] ⛔ No
#### Type of change
- [x] 🤖 Supportability/Tests
#### Issue(s)
* #4689
#### Test Plan
- [x] ⚡ Unit test
- [x] 💚 E2E