removes title block for cleaner sphinx docs

Author: justin-cechmanek

docs/user_guide/05_hash_vs_json.ipynb

@@ -705,19 +705,13 @@
     "results"
    ]
   },
-  {
-   "cell_type": "markdown",
-   "metadata": {},
-   "source": [
-    "# Cleanup"
-   ]
-  },
   {
    "cell_type": "code",
    "execution_count": 24,
    "metadata": {},
    "outputs": [],
    "source": [
+    "# Cleanup\n",
     "bike_index.delete()"
    ]
   }