Update Advent-2025-AI.ipynb

markdown issue

ipynb/Advent-2025-AI.ipynb

@@ -331,7 +331,7 @@
     "    It seems I made a subtle logic error in my previous calculation for the Right (R) rotation.\n",
     "    When the dial is at 0, the distance to the *next* zero is **100**, not 0.\n",
     "\n",
-    "*which is exactly the error I made on *my* first attempt! Gemini produced the following updated code:*"
+    "*which is exactly the error I made on **my** first attempt! Gemini produced the following updated code:*"
    ]
   },
   {