feat: add multiroom signup

apps/scandic-web/components/HotelReservation/EnterDetails/Room/Header/header.module.css

@@ -0,0 +1,3 @@
+.header {
+  padding-bottom: var(--Spacing-x3);
+}

apps/scandic-web/components/HotelReservation/EnterDetails/Room/Header/index.tsx

@@ -0,0 +1,5 @@
+import styles from "./header.module.css"
+
+export default function Header({ children }: React.PropsWithChildren) {
+  return <header className={styles.header}>{children}</header>
+}