types(Modal): fix type of close event for Modal

it can be either a MouseEvent of clicking a button ("x" close button), clicking on a div (backdrop), or clicking with the keyboard on Escape key

packages/core/src/components/ModalNew/Modal/Modal.types.tsx

@@ -4,13 +4,17 @@ import { ModalTopActionsProps } from "../ModalTopActions/ModalTopActions.types";
 
 export type ModalSize = "small" | "medium" | "large";
 
+export type ModalCloseEvent =
+  | React.MouseEvent<HTMLDivElement | HTMLButtonElement>
+  | React.KeyboardEvent<HTMLDivElement>;
+
 export interface ModalProps extends VibeComponentProps {
   id: string;
   show: boolean;
   size?: ModalSize;
   closeButtonTheme?: ModalTopActionsProps["color"];
   closeButtonAriaLabel?: ModalTopActionsProps["closeButtonAriaLabel"];
-  onClose?: ModalTopActionsProps["onClose"];
+  onClose?: (e: ModalCloseEvent) => void;
   renderHeaderAction?: ModalTopActionsProps["renderAction"];
   children: React.ReactNode;
 }