Update notebooks to work with the latest version (#870)

notebooks/azure-openai.ipynb

@@ -26,6 +26,16 @@
     "!pip install embedchain"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "692ff37b",
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "!pip install embedchain[dataloaders]"
+   ]
+  },
   {
    "cell_type": "markdown",
    "id": "ac982a56",
@@ -44,7 +54,7 @@
    "outputs": [],
    "source": [
     "import os\n",
-    "from embedchain import App\n",
+    "from embedchain import Pipeline as App\n",
     "\n",
     "os.environ[\"OPENAI_API_TYPE\"] = \"azure\"\n",
     "os.environ[\"OPENAI_API_BASE\"] = \"https://xxx.openai.azure.com/\"\n",