refactor: Remove Intel ad

Author: raphtrajano

notebooks/3-fundamentals/PY0101EN-3-4-Classes.ipynb

@@ -1027,19 +1027,6 @@
         "<hr>"
       ]
     },
-    {
-      "cell_type": "markdown",
-      "metadata": {
-        "id": "sPad-Mz9EZUt",
-        "colab_type": "text"
-      },
-      "source": [
-        "<div class=\"alert alert-block alert-info\" style=\"margin-top: 20px\">\n",
-        "<h2>Get IBM Watson Studio free of charge!</h2>\n",
-        "    <p><a href=\"https://cocl.us/bottemNotebooksPython101Coursera\"><img src=\"https://s3-api.us-geo.objectstorage.softlayer.net/cf-courses-data/CognitiveClass/PY0101EN/Ad/BottomAd.png\" width=\"750\" align=\"center\"></a></p>\n",
-        "</div>"
-      ]
-    },
     {
       "cell_type": "markdown",
       "metadata": {