fix: fix root start script (#5032)

Fixes #5022

See https://nx.dev/recipes/running-tasks/root-level-scripts#setup

packages/twenty-front/tsconfig.storybook.json

@@ -0,0 +1,14 @@
+{
+  "extends": "./tsconfig.json",
+  "compilerOptions": {
+    "emitDecoratorMetadata": true
+  },
+  "include": [
+    ".storybook/*.ts",
+    ".storybook/*.tsx",
+    "src/**/*.d.ts",
+    "src/**/*.stories.mdx",
+    "src/**/*.stories.ts",
+    "src/**/*.stories.tsx"
+  ]
+}