Clarify softmax for probabilities

samples/core/get_started/eager.ipynb

@@ -553,7 +553,7 @@
       "source": [
         "For each example it returns a *[logit](https://developers.google.com/machine-learning/crash-course/glossary#logits)* score for each class. \n",
         "\n",
-        "You can calculate the probability that the model assigns to each class using the [`tf.nn.softmax`](https://www.tensorflow.org/api_docs/python/tf/nn/softmax) function.\n",
+        "You can convert logits to probabilities for each class using the [`tf.nn.softmax`](https://www.tensorflow.org/api_docs/python/tf/nn/softmax) function.\n",
         "\n",
         "The model hasn't been trained yet, so these aren't very good predictions."
       ]