Selecting a calendar for new event either not accessible via keyboard or focused item not highlighted
Steps to reproduce:
- Create new event
- Press tab to move to calendar drop down
- Press arrow key, next button is selected instead of navigating through the list of calendars or
- Press Enter if calendar drop down is selected
- Press arrow key to navigate through the list of calendars
- Active item is not highlighted
(ubuntu 18, Gnome 3.28.3, Standard Theme)