docs: Fix typo

transfer-learning/Transfer_Learning_Exercise.ipynb

@@ -253,7 +253,7 @@
     "---\n",
     "### Final Classifier Layer\n",
     "\n",
-    "Once you have the pre-trained feature extractor, you just need to modify and/or add to the final, fully-connected classifier layers. In this case, we suggest that you repace the last layer in the vgg classifier group of layers. \n",
+    "Once you have the pre-trained feature extractor, you just need to modify and/or add to the final, fully-connected classifier layers. In this case, we suggest that you replace the last layer in the vgg classifier group of layers. \n",
     "> This layer should see as input the number of features produced by the portion of the network that you are not changing, and produce an appropriate number of outputs for the flower classification task.\n",
     "\n",
     "You can access any layer in a pretrained network by name and (sometimes) number, i.e. `vgg16.classifier[6]` is the sixth layer in a group of layers named \"classifier\".\n",