Fix title, complete note about the origin of the tutorial

Author: krishnangovindraj

tutorials/modules/ROOT/pages/graph-viz.adoc

@@ -1,7 +1,10 @@
-== Visualising TypeDB Data with Python
+= Visualising TypeDB Data with Python
+
 [NOTE]
 ====
-This tutorial is based on a jupyter notebook. You can run it locally
+This tutorial is based on the jupyter notebook in the
+https://github.com/typedb-osi/typedb-graph-utils/python[typedb-graph-utils] repository.
+You can set it up and run it locally.
 ====
 
 This tutorial builds a simple python library for visualising TypeDB