Change Details

* test: Use os.path.join consistently in feature_pruning tests This is a backport of Core PR12553

* test: Use wait_until in tests where time was used for polling * test: Use os.path.join consistently in feature_pruning tests This is a backport of Core PR12553

* test: Use wait_until in tests where time was used for polling * test: Use os.path.join consistently in feature_pruning tests This is a backport of Core PR12553