history: fix corner cases

- use days since january for days differential
- change month differential to take into account if there is a one year gap
- Last_week -> A_week_ago, last week is the past seven days
- Last_month -> A_month_ago, last month is the past 4 weeks
- Last_year -> A_year_ago, last year is the past 12 months

Issue: #81141
Change-Id: I8e61371a2ab429d847975d07eb932371a32b2ac8