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/BackToTopButton/BackToTopButton.stories.tsx

@@ -6,7 +6,7 @@ import { BackToTopButton } from '.'
 import { config as backToTopButtonConfig } from './variants'
 
 const meta: Meta<typeof BackToTopButton> = {
-  title: 'Components/BackToTopButton',
+  title: 'Patterns/BackToTopButton',
   component: BackToTopButton,
   argTypes: {
     onPress: {