Add test config to SettingsProviderTest

Details about test configs changes are tracked in doc
https://docs.google.com/document/d/1EWUjJ7fjy8ge_Nk0YQbFdRp8DSHo3z6GU0R8jLgrAcw/edit#

Bug: 35882476
Test: local test

Change-Id: I01a7338a6b4ed8b617c843b364ffe443cc202c2e
2 files changed