openai_fine_tuning fix for asyncio (run-llama#12667)

* Add files via upload

Adding nest_asyncio.apply() to resolve RuntimeError: asyncio.run() cannot be called from a running event loop

* Delete experimental/openai_fine_tuning/openai_fine_tuning-2.ipynb

* Update openai_fine_tuning.ipynb with asyncio to fix runtime error

Author: EleniVerteouri

Diff for: experimental/openai_fine_tuning/openai_fine_tuning.ipynb

@@ -131,6 +131,17 @@
     ")"
    ]
   },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "metadata": {},
+   "outputs": [],
+   "source": [
+    "import nest_asyncio\n",
+    "\n",
+    "nest_asyncio.apply()"
+   ]
+  },
   {
    "cell_type": "code",
    "execution_count": null,