Reuse dpctl for matrix_transpose

Author: vlad-perevezentsev

dpnp/dpnp_array.py

@@ -149,7 +149,7 @@ def mT(self):
         if self.ndim < 2:
             raise ValueError("matrix transpose with ndim < 2 is undefined")
 
-        return self.swapaxes(-1, -2)
+        return self._array_obj.mT
 
     def to_device(self, target_device):
         """Transfer array to target device."""

dpnp/dpnp_iface_manipulation.py

@@ -1799,7 +1799,10 @@ def matrix_transpose(x, /):
         raise ValueError(
             f"Input array must be at least 2-dimensional, but it is {x.ndim}"
         )
-    return dpnp.swapaxes(x, -1, -2)
+
+    usm_x = dpnp.get_usm_ndarray(x)
+    usm_res = dpt.matrix_transpose(usm_x)
+    return dpnp_array._create_from_usm_ndarray(usm_res)
 
 
 def moveaxis(a, source, destination):