Update pandas/core/arrays/timedeltas.py

Co-authored-by: Matthew Roeschke <10647082+mroeschke@users.noreply.github.com>

Author: saldanhad

pandas/core/arrays/timedeltas.py

@@ -789,7 +789,7 @@ def to_pytimedelta(self) -> npt.NDArray[np.object_]:
 
         Returns
         -------
-        **numpy.ndarray**
+        numpy.ndarray
             A NumPy ``timedelta64`` object representing the same duration as the
             original pandas ``Timedelta`` object. The precision of the resulting
             object is in nanoseconds, which is the default