Move to time/jiff crate

[m4tx]

Problem statement

Chrono is now deprecated: chronotope/chrono#1768

Proposed solution

We should migrate to something that is supported. Most likely the time or jiff crates - we need some research on which would be best.

Alternatives considered

No response

Drawbacks

No response

Additional context

No response

[m4tx]

Useful context:

• https://docs.rs/jiff/latest/jiff/_documentation/comparison/index.html
• https://docs.rs/jiff/latest/jiff/_documentation/design/index.html#why-build-another-datetime-library
• https://docs.rs/jiff/latest/jiff/_documentation/design/index.html#why-not-contribute-to-an-existing-library-instead-of-building-a-new-one