docstr: Test that the function works with qutrits
code: def test_qutrits(self):
      """Test that the function works with qutrits"""
  
      dev = qml.device("default.qutrit", wires=2)
  
      @qml.qnode(dev)
      def circuit():
          qml.TAdd(wires=[0, 1])
          return qml.state()
  
      mat = qml.matrix(circuit)()
      expected = np.array(
          [
              [1, 0, 0, 0, 0, 0, 0, 0, 0],
              [0, 1, 0, 0, 0, 0, 0, 0, 0],
              [0, 0, 1, 0, 0, 0, 0, 0, 0],
              [0, 0, 0, 0, 0, 1, 0, 0, 0],
              [0, 0, 0, 1, 0, 0, 0, 0, 0],
              [0, 0, 0, 0, 1, 0, 0, 0, 0],
              [0, 0, 0, 0, 0, 0, 0, 1, 0],
              [0, 0, 0, 0, 0, 0, 0, 0, 1],
              [0, 0, 0, 0, 0, 0, 1, 0, 0],
          ]
      )
  
      assert np.allclose(mat, expected)
  
imports: from functools import reduce, partial
  from warnings import catch_warnings
  import pytest
  from gate_data import I, X, Y, Z, H, S, CNOT, Rotx, Roty
  import pennylane
  from pennylane import numpy
  from pennylane.transforms.op_transforms import OperationTransformError
label_desc: Use image node_id 13 for calling the TestSingleOperation obj's underlying member method code with example usage: obj.test_qutrits() and returns: qml