[scheduler] Add onEventEditingStart to let consumers open their own edit UI - #23361

[scheduler] Add onEventEditingStart to let consumers open their own edit UI#23361

rita-codes merged 30 commits into

mui:mastermui/mui-x:masterfrom

rita-codes:23329-scheduler-let-consumers-open-their-own-edit-ui-instead-of-the-built-in-event-dialogrita-codes/mui-x:23329-scheduler-let-consumers-open-their-own-edit-ui-instead-of-the-built-in-event-dialogCopy head branch name to clipboard