Please create an action that will allow a FLOW to send an email to a SharePoint Group. It was possible in SharePoint Designer and without a doubt is a HUGE loss in FLOW today. SharePoint Groups are a standard component of SharePoint Site Collections and they are used all the time. This would be a huge win for FLOW.
This thread (same topic) shows at one point 900+ views. This is a large number of users who are interested in this feature. Perhpas this thread was lost among all the other FLOW entries and activity.