Merged in feat/SW-3636-storybook-structure (pull request #3309)

feat(SW-3636): Storybook structure

* New sections in Storybook sidebar

* Group Storybook content files and add token files for spacing, border radius and shadows


Approved-by: Joakim Jäderberg

packages/design-system/lib/components/Input/Input.stories.tsx

@@ -6,7 +6,7 @@ import { Input } from './Input'
 import { TextField } from 'react-aria-components'
 
 const meta: Meta<typeof Input> = {
-  title: 'Components/Input',
+  title: 'Core Components/Input',
   // @ts-expect-error Input does not support this, but wrapping <TextField> does
   component: ({ isInvalid, ...props }) => (
     <TextField isInvalid={isInvalid}>