fix(date-preset-off-by-one): make ranges inclusive of current day

- date presets where "Last <x> days" (e.g "Last 7 days") were including an extra day in the selection.
this has been corrected by subtracting 1 day from these presets since they are inclusive of the current day.
Merge pull request #2 from StartTheShift/fix-date-preset-off-by-one

fix(date-preset-off-by-one): adjust date range for "Last <x> days" presets