fix(notebook): cd into cloned dir

ai_assisted_data_curation.ipynb

@@ -26,6 +26,16 @@
     "!git clone https://huggingface.co/spaces/uc-ctds/ai_assisted_data_curation_toolkit"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "8d2099c2",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "%cd ai_assisted_data_curation_toolkit"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": null,