updateCalendarListEntry patches preferences that apply only to the connected
user’s view of a calendar.
Example
Inputs
calendar is required. Provide at least one of backgroundColor,
foregroundColor (#RRGGBB), hidden, selected, summaryOverride, up to
five defaultReminders ({ method: string; minutes: number }), or replacement
notifications using the types listed on Add calendar to list.
account selects the Google account.
Output
Returns the updated calendar-listCalendar. Arrays replace their respective
settings; pass [] to remove all custom reminders or notifications.