refactor: remove Storybook stories

frontend/src/shared/components/Sidebar/Sidebar.stories.tsx

@@ -1,27 +0,0 @@
-import React from 'react';
-import NormalizeStyles from 'App/NormalizeStyles';
-import BaseStyles from 'App/BaseStyles';
-import Navbar from 'shared/components/Navbar';
-import Sidebar from '.';
-
-export default {
-  component: Sidebar,
-  title: 'Sidebar',
-  parameters: {
-    backgrounds: [
-      { name: 'white', value: '#ffffff' },
-      { name: 'gray', value: '#cdd3e1', default: true },
-    ],
-  },
-};
-
-export const Default = () => {
-  return (
-    <>
-      <NormalizeStyles />
-      <BaseStyles />
-      <Navbar />
-      <Sidebar />
-    </>
-  );
-};