Update notebook ipynb

1. Add correct badge
2. Spacing

binderlite-demo.ipynb

@@ -4,12 +4,13 @@
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "# Demo Binderlite\n",
+    "# Binderlite Demo\n",
+    "\n",
+    "![Binderlite](https://raw.githubusercontent.com/jgarte/binderlite-example/main/deploy-with-guix-badge.svg)\n",
     "\n",
     "Project source code: [binderlite-demo](https://git.sr.ht/~jgart/binderlite-demo).\n",
-    "Example Binderlite Repository: [binderlite-example-repository](https://git.sr.ht/~jgart/binderlite-example-repository)\n",
     "\n",
-    "![Guix-Jupyter](logo.png)"
+    "Example Binderlite Repository: [binderlite-example](https://github.com/jgarte/binderlite-example)."
    ]
   },
   {