feat(PeriphDrivers): Add System Clock Div APIs for MAX32670 and MAX32660

[ozersa]

Description

MAX32670 and MAX32660 has prescaler register that can be used to div system clock to specific value, this commit add related function to provide this feature

Checklist Before Requesting Review

• [X] PR Title follows correct guidelines.
• [X] Description of changes and all other relevant information.
• [ ] (Optional) Link any related GitHub issues using a keyword
• [ ] (Optional) Provide info on any relevant functional testing/validation. For API changes or significant features, this is not optional.

https://www.analog.com/media/en/technical-documentation/user-guides/max32660-user-guide.pdf https://www.analog.com/media/en/technical-documentation/user-guides/max32670max32671-user-guide.pdf

[ozersa]

The functions added for MAX32675 too.