[CI/Build] Only use supported types and features on ROCm in MoE kernel tests (#29149)

Signed-off-by: Randall Smith <ransmith@amd.com>
Co-authored-by: Randall Smith <ransmith@amd.com>

tests/kernels/moe/test_gpt_oss_triton_kernels.py

@@ -270,6 +270,11 @@ class Case:
 @pytest.mark.parametrize("num_token", [2])
 @pytest.mark.parametrize("tp", [1, 2, 4, 8])
 def test_equiv(num_token, a_dtype, w_dtype, tp):
+    from triton_kernels.tensor_details import layout
+
+    if not hasattr(layout, "make_default_matmul_mxfp4_w_layout"):
+        pytest.skip("make_default_matmul_mxfp4_w_layout not available")
+
     M = num_token
     E = ModelConfig.num_experts
     K = ModelConfig.hidden_size