Feat/BOOK-117 svg accessibility

* feat(BOOK-117): Added aria-label to Scandic Friends levels
* feat(BOOK-117): Added aria-label to hotel logos
* feat(BOOK-117): Added alt text to app download images
* feat(BOOK-117): Added same logo component to footer as the one in the header
* feat(BOOK-117): Added aria attributes to icons similar to how we handled MaterialIcon aria attributes

Approved-by: Bianca Widstam
Approved-by: Matilda Landström

packages/design-system/lib/components/Icons/utils.ts

@@ -0,0 +1,17 @@
+import { IconProps, IllustrationProps, NucleoIconProps } from './icon'
+import { MaterialIconSetIconProps } from './MaterialIcon'
+
+export function getIconAriaProps(
+  props:
+    | IconProps
+    | NucleoIconProps
+    | MaterialIconSetIconProps
+    | IllustrationProps
+) {
+  const { role, 'aria-label': ariaLabel, 'aria-hidden': ariaHidden } = props
+
+  const computedAriaHidden =
+    ariaHidden !== undefined ? ariaHidden : ariaLabel || role ? false : true
+
+  return { role, 'aria-label': ariaLabel, 'aria-hidden': computedAriaHidden }
+}