[CP 1553] fix(tests): clean up orphaned DRA DeviceClass before GPU Operator hel…

[ci-penbot-01]

cp of pensando/gpu-operator#1553

[ci-penbot-01]

AI-Assisted Cherry-Pick

Source PR: #1553
Target Branch: main

The cherry-pick operation encountered merge conflicts which were resolved automatically using AI assistance.

Files with conflicts (resolved by AI):

• tests/pytests/k8/conftest.py:117-121
• tests/pytests/k8/dra-driver/test_dra_migration.py:88-94

Original conflict in tests/pytests/k8/conftest.py

<<<<<<< ours (deleted)
=======
    for api_version in ("v1", "v1beta2", "v1beta1"):
        ret_code, _, _ = k8_util.k8_delete_custom_resource("resource.k8s.io", api_version, "deviceclasses", "", "gpu.amd.com")
        if ret_code == 0:
            Logger.warning("Deleted pre-existing DeviceClass 'gpu.amd.com' before helm install")
        break
>>>>>>> 14789095 (fix(tests): clean up orphaned DRA DeviceClass before GPU Operator hel… (#1553))

Original conflict in tests/pytests/k8/dra-driver/test_dra_migration.py

<<<<<<< ours (deleted)
=======
    # DRA sanity tests (test_dra_driver_uninstall) reinstall the DRA chart at teardown.
    # Uninstall it here so Step 2's helm_install does not fail with "release already exists".
    if helm_util.is_helm_chart_deployed(gpu_cluster, dra_driver_release_name, dra_driver_namespace):
        Logger.warning(f"Stale DRA release '{dra_driver_release_name}' found — uninstalling before migration test")
        ret_code, _, ret_stderr = helm_util.helm_uninstall(gpu_cluster, dra_driver_release_name, dra_driver_namespace)
        if ret_code != 0:
            helm_util.helm_cleanup(gpu_cluster, dra_driver_release_name, dra_driver_namespace)
>>>>>>> 14789095 (fix(tests): clean up orphaned DRA DeviceClass before GPU Operator hel… (#1553))

Cherry-pick triggered by: ACP-Automation