DDC-3882: [GH-1497] Update DateTime cookbook code

[doctrinebot]

Jira issue originally created by user @doctrinebot:

This issue is created automatically through a Github pull request on behalf of PowerKiKi:

Url: #1497

Message:

It seems that existing code was outdated and lacked use statement in order to work correctly.
We also added instructions on how to configure the new type, since it may not be straightforward for newcomers.

[Ocramius]

Handled in #1497