Revert "fix: re-add useConfirm in public entrypoint"

This reverts commit e441725.

Author: joshblack

src/index.ts

@@ -41,7 +41,6 @@ export type {FocusZoneHookSettings} from './hooks/useFocusZone'
 export {useRefObjectAsForwardedRef} from './hooks/useRefObjectAsForwardedRef'
 export {useResizeObserver} from './hooks/useResizeObserver'
 export {useResponsiveValue} from './hooks/useResponsiveValue'
-export {useConfirm} from './drafts/Dialog2/ConfirmationDialog'
 
 // Components
 export {default as Radio} from './Radio'