fix docs

Author: jph00

nbs/tutorials/tutorial.ipynb

@@ -1503,26 +1503,7 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "nbdev supports most Quarto features.  We encourage you to read the [Quarto documentation](https://quarto.org/) to discover all the features available to you. For example, this is how you can [incorporate Graphviz](https://quarto.org/docs/authoring/diagrams.html#graphviz):\n",
-    "\n",
-    "    ```{dot}\n",
-    "    graph G {\n",
-    "      layout=neato\n",
-    "      run -- intr;\n",
-    "      intr -- runbl;\n",
-    "      runbl -- run;\n",
-    "      run -- kernel;\n",
-    "      kernel -- zombie;\n",
-    "      kernel -- sleep;\n",
-    "      kernel -- runmem;\n",
-    "      sleep -- swap;\n",
-    "      swap -- runswap;\n",
-    "      runswap -- new;\n",
-    "      runswap -- runmem;\n",
-    "      new -- runmem;\n",
-    "      sleep -- runmem;\n",
-    "    }\n",
-    "    ```\n",
+    "nbdev supports most Quarto features.  We encourage you to read the [Quarto documentation](https://quarto.org/) to discover all the features available to you. For example you can [incorporate Graphviz](https://quarto.org/docs/authoring/diagrams.html#graphviz).\n",
     "\n",
     "It is worth taking a look at the documentation for [figures](https://quarto.org/docs/authoring/figures.html), [callouts](https://quarto.org/docs/authoring/callouts.html), [markdown](https://quarto.org/docs/authoring/markdown-basics.html), [widgets](https://quarto.org/docs/interactive/widgets/jupyter.html), [layouts](https://quarto.org/docs/interactive/layout.html), [conditional content](https://quarto.org/docs/authoring/conditional.html) and [quarto extensions](https://quarto.org/docs/extensions/) to name a few useful things we have encountered."
    ]