Tag Reservations who have requested early check in.

When a guest requests early check in, tag the reservation on the calendar and allow for messaging rules to be set do to that tag.

For example.
1. Early check in request detected
2a. If prior days calendar is not booked, early check in requires manual approval.
2b. If prior days calendar is booked, sent cleaning crew message requesting cleaning priority.
3. Send turno / other cleaning platforms an early check in request tag,