Merged in feat/SW-1711-switch-icons (pull request #1558)

Switches out all the old icons to new ones, and moves them to the design system. The new icons are of three different types: Materialise Symbol, Nucleo, and Customized. Also adds further mapping between facilities/amenities and icons.

Approved-by: Michael Zetterberg
Approved-by: Erik Tiekstra

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

@@ -2,10 +2,11 @@
 
 import { useIntl } from "react-intl"
 
+import { MaterialIcon } from "@scandic-hotels/design-system/Icons"
+
 import { useManageStayStore } from "@/stores/my-stay/manageStayStore"
 import { useMyStayRoomDetailsStore } from "@/stores/my-stay/myStayRoomDetailsStore"
 
-import { ChevronDownIcon } from "@/components/Icons"
 import Modal from "@/components/Modal"
 import Button from "@/components/TempDesignSystem/Button"
 
@@ -74,7 +75,7 @@ export default function ManageStay({
         disabled={allRoomsCancelled}
       >
         {intl.formatMessage({ id: "Manage stay" })}
-        <ChevronDownIcon width={24} height={24} color="burgundy" />
+        <MaterialIcon icon="keyboard_arrow_down" color="Icon/Inverted" />
       </Button>
       {isOpen && (
         <Modal