Update demo-notebooks/guided-demos/0_basic_ray.ipynb

Co-authored-by: Fiona Waters <fiwaters6@gmail.com>

Author: Bobbins228

demo-notebooks/guided-demos/0_basic_ray.ipynb

@@ -5,7 +5,7 @@
    "id": "8d4a42f6",
    "metadata": {},
    "source": [
-    "In first notebook, we will go through the basics of using the SDK to:\n",
+    "In this notebook, we will go through the basics of using the SDK to:\n",
     " - Spin up a Ray cluster with our desired resources\n",
     " - View the status and specs of our Ray cluster\n",
     " - Take down the Ray cluster when finished"