Update CHANGELOG.md
Update CHANGELOG.md

- Fading for dateheaders timeFormat in Calendar [#1464](https://github.com/MichMich/MagicMirror/issues/1464)
- Bug showing FullDayEvents one day too long in calendar fixe
heyheyhexi/MagicMirror,Tyvonne/MagicMirror,heyheyhexi/MagicMirror,MichMich/MagicMirror,Tyvonne/MagicMirror,Tyvonne/MagicMirror,n8many/MagicMirror,MichMich/MagicMirror,roramirez/MagicMirror,roramirez/MagicMirror,Tyvonne/MagicMirror,n8many/MagicMirror,MichMich/MagicMirror,heyheyhexi/MagicMirror,n8many/MagicMirror,heyheyhexi/MagicMirror,n8many/MagicMirror,n8many/MagicMirror,roramirez/MagicMirror,MichMich/MagicMirror,roramirez/MagicMirror