fixing kernel to MXNET_p36

Author: Man

introduction_to_applying_machine_learning/US-census_population_segmentation_PCA_Kmeans/sagemaker-countycensusclustering.ipynb

@@ -1038,9 +1038,9 @@
  ],
  "metadata": {
   "kernelspec": {
-   "display_name": "Python 3",
+   "display_name": "conda_mxnet_p36",
    "language": "python",
-   "name": "python3"
+   "name": "conda_mxnet_p36"
   },
   "language_info": {
    "codemirror_mode": {
@@ -1052,7 +1052,7 @@
    "name": "python",
    "nbconvert_exporter": "python",
    "pygments_lexer": "ipython3",
-   "version": "3.6.3"
+   "version": "3.6.4"
   },
   "nbpresent": {
    "slides": {