fix notebook (#869)

end-to-end-use-cases/coding/text2sql/quickstart.ipynb

@@ -1,5 +1,5 @@
 {
- "cells": [llama-cookbook
+ "cells": [
   {
    "cell_type": "markdown",
    "id": "e8cba0b6",

end-to-end-use-cases/github_triage/walkthrough.ipynb

@@ -1,4 +1,4 @@
-{llama-cookbookllama-cookbook
+{
   "cells": [
     {
       "cell_type": "code",