OC-OVER-RDF 725 cleaned up a bit

Author: charlesivie

src/graph_notebook/notebooks/02-Neptune-Analytics/04-OpenCypher-Over-RDF/02-Air-Routes-GeoNames.ipynb

@@ -278,7 +278,7 @@
   },
   {
    "cell_type": "markdown",
-   "id": "31766ec9",
+   "id": "45a59ae1",
    "metadata": {},
    "source": [
     "### Modifying the linked data graph\n",
@@ -293,7 +293,7 @@
   {
    "cell_type": "code",
    "execution_count": null,
-   "id": "b8e296aa",
+   "id": "e5767b62",
    "metadata": {},
    "outputs": [],
    "source": [