test: Skip graceful shutdown migration tests since they are not implemented yet

Signed-off-by: Jacky <[email protected]>

Author: kthui

tests/fault_tolerance/migration/test_sglang.py

@@ -152,6 +152,7 @@ def test_request_migration_sglang_worker_failure(
 @pytest.mark.gpu_1
 @pytest.mark.e2e
 @pytest.mark.model(FAULT_TOLERANCE_MODEL_NAME)
+@pytest.mark.skip(reason="SGLang graceful shutdown not yet implemented")
 def test_request_migration_sglang_graceful_shutdown(
     request, runtime_services, predownload_models, set_ucx_tls_no_mm
 ):
@@ -267,6 +268,7 @@ def test_no_request_migration_sglang_worker_failure(
 @pytest.mark.gpu_1
 @pytest.mark.e2e
 @pytest.mark.model(FAULT_TOLERANCE_MODEL_NAME)
+@pytest.mark.skip(reason="SGLang graceful shutdown not yet implemented")
 def test_no_request_migration_sglang_graceful_shutdown(
     request, runtime_services, predownload_models, set_ucx_tls_no_mm
 ):