[Rust] Expose the logic used to interpret date/times

[asfimport]

Reporter: Jorge Leitão / @jorgecarleitao
Assignee: Jorge Leitão / @jorgecarleitao

PRs and other links:

• GitHub Pull Request #9378

_{Note: This issue was originally created as ARROW-11442. Please see the migration documentation for further details.}

[asfimport]

Andrew Lamb / @alamb:
Issue resolved by pull request 9378
#9378