Incorrect mapping of Start event on Sortable component #8077
Description
Bug report
The Start Event of a Sortable component is mapping to the "handler" configuration instead of the proper "start" event
Reproduction of the problem
REPL: https://netcorerepl.telerik.com/wIYLYnld333JlP3t08
Current behavior
The Start Event is mapped to the "handler" configuration
Expected/desired behavior
The Start Event to be mapped to the proper "start" event
TicketID: 1673355