fix: remove scollbars

Author: sof202

individual_modules/introduction_to_machine_learning/4_unsupervised_learning.ipynb

@@ -384,6 +384,7 @@
     "    width=\"100%\" \n",
     "    height=\"100%\"\n",
     "    style=\"border: none;\"\n",
+    "    scrolling=\"no\"",
     "  ></iframe>\n",
     "</div>\n",
     "\n",