!14141 numpy-native fix docstrings for select

From: @jachua
Reviewed-by: @guoqi1024,@zhunaipan
Signed-off-by: @zhunaipan

mindspore/numpy/array_ops.py

@@ -2064,8 +2064,7 @@ def select(condlist, choicelist, default=0):
         ValueError: if ``len(condlist) != len(choicelist)``.
 
     Examples:
-        >>> condlist = [[True, True, True, False, False],
-                       [False, False, True, False, True]]
+        >>> condlist = [[True, True, True, False, False], [False, False, True, False, True]]
         >>> choicelist = [[0, 1, 2, 3, 4], [0, 1, 4, 9, 16]]
         >>> output = np.select(condlist, choicelist)
         >>> print(output)