DatePicker periods comparison feature

[msereniti]

### Why we need this feature
Product teams need the ability to compare two periods in a DatePicker. With the ability to set a set of presets for the first and second fields for selecting a period.

### What needs to be done
DatePicker needs the ability to compare two periods in a DatePicker. With the ability to set a set of presets for the first and second fields for selecting a period. More details you can find in Figma:

• Work flow of the feature + requirements from designers

• Design tokens for this feature you can find in this PR Feature/new date picker tokens #670

• Please note that the margin between the lines in the calendar has increased, just like in a calendar with months.