feat: refactor NewDates, clean up legacy code

This reverts commit 0c7836fa59.

apps/scandic-web/components/HotelReservation/MyStay/Modal/index.tsx

@@ -0,0 +1,17 @@
+import { Modal as ModalRAC, ModalOverlay } from "react-aria-components"
+
+import Button from "./Button"
+import ModalContent from "./ModalContent"
+
+import styles from "./modal.module.css"
+
+export default function Modal({ children }: React.PropsWithChildren) {
+  return (
+    <ModalOverlay className={styles.overlay} isDismissable>
+      <ModalRAC className={styles.modal}>{children}</ModalRAC>
+    </ModalOverlay>
+  )
+}
+
+Modal.Button = Button
+Modal.Content = ModalContent