Update beginner_source/introyt/tensorboardyt_tutorial.py

Author: Svetlana Karslioglu

beginner_source/introyt/tensorboardyt_tutorial.py

@@ -66,7 +66,7 @@
 
 # In case you are using an environment that has TensorFlow installed,
 # such as Google Colab, uncomment the following code to avoid
-# a bug with saving embeddings to your tensorboard directory
+# a bug with saving embeddings to your TensorBoard directory
 
 # import tensorflow as tf
 # import tensorboard as tb