fix: re-anble onfailure marker for luminork tests

[johnrwatson]

Re-enabling as the flake comment is no longer relevant

Also add a max of 5s to resolve the schema details in the failing test.

---

See test here for new output https://github.com/systeminit/si/actions/runs/19080282395/job/54506753708

ref:

Schemas API - List and Find Schemas ...
------- post-test output -------
Loaded variables from .env file
Configuration sources:
- API URL: Environment
- Auth Token: Environment
- Workspace ID: Environment
- Timeout: .env file
Created change set with ID: 01K9851XTRQ1878VHV7JPNJT5S
Found schema with ID: 01J1QXEJC12EEBZ00H4T15YHNQ and name: Docker Image
Testing find schema by name: Docker Image
Got 202 response, retrying in 1000ms (attempt 1/5)
Got 202 response, retrying in 1000ms (attempt 2/5)
Got 202 response, retrying in 1000ms (attempt 3/5)
Successfully retrieved schema variant with ID: 01K9851YGXN59HX0FGBHMMCD24

[github-actions]

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[nickgerace]

Huh, TIL about this syntax with do and while combined.

[fnichol]

Nicely done!