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/tsconfig.json

@@ -5,6 +5,12 @@
     "noEmit": true,
     "paths": {}
   },
-  "include": ["example", "lib"],
+  "include": [
+    "example",
+    "lib",
+    ".storybook/content/**/*.mdx",
+    ".storybook/content/**/*.tsx",
+    "lib/tokens/index.ts"
+  ],
   "exclude": ["node_modules", "**/*.test.ts"]
 }