Minor tutorial edits

Author: JAnns98

nbs/tutorials/06-plot_aesthetics.ipynb

@@ -6,14 +6,16 @@
    "source": [
     "# Horizontal plots\n",
     "\n",
+    "> A guide to plot data in a horizontal format.\n",
+    "\n",
     "- order: 8"
    ]
   },
   {
    "cell_type": "markdown",
    "metadata": {},
    "source": [
-    "In DABEST version xx.xx.xx, we introduce a new plotting orientation: **horizontal plots**. \n",
+    "In DABEST **v2024.xx.xx**, we introduce a new plotting orientation: **horizontal plots**. \n",
     "\n",
     "This is useful when you have a large number of groups, and you want to save space on the x-axis (or just would prefer a different layout!). \n",
     "\n",