pick: #46065
Related PR: #35637
Problem Summary:
When cast("201-01-01" as datetimev2(0)), The result is "2020-01-01" but
it is wrong. It should be result in "0201-01-01".
201 would be regarded as 20xy-0z as related pr show, it was a bug. But
actually it should not have this trasformation and result in