Sort stories in tree view (#1970)

scm-ui/ui-components/.storybook/preview.js

@@ -90,4 +90,7 @@ export const parameters = {
       { name: "highcontrast", color: "#000" },
     ],
   },
+  options: {
+    storySort: (a, b) => (a[1].kind === b[1].kind ? 0 : a[1].id.localeCompare(b[1].id, undefined, { numeric: true })),
+  },
 };