[FER] maxim,ds3231-temp improvements

[rexut]

Is your enhancement proposal related to a problem? Please describe.

1. Made the sample and fetch algo more event driven.

The Maxim DS3231 has a on-chip self-sample algo and will refresh the ambient temperature only one time per minute.

Describe the solution you'd like

t.b.d.

Describe alternatives you've considered

Non.

Additional context

Non.