add fix for saving/loading weights in notebook 05

Author: mrdbourke

README.md

@@ -26,7 +26,7 @@ This course will teach you foundations of deep learning and TensorFlow as well a
 
 * 19 May 2023 - Update [Notebook 07](https://github.com/mrdbourke/tensorflow-deep-learning/blob/main/07_food_vision_milestone_project_1.ipynb) for new version of TensorFlow + fix model loading errors (TensorFlow 2.13+ required), see: https://github.com/mrdbourke/tensorflow-deep-learning/discussions/550
 * 18 May 2023 - Update Notebook 06 for new TensorFlow namespaces (no major functionality change, just different imports), see: https://github.com/mrdbourke/tensorflow-deep-learning/discussions/549 
-* 12 May 2023 - Notebook 05 new namespaces added for `tf.keras.layers`, see https://github.com/mrdbourke/tensorflow-deep-learning/discussions/547, also add fix for issue with `model.load_weights()` in Notebook 05, see https://github.com/mrdbourke/tensorflow-deep-learning/issues/544 
+* 12 May 2023 - Notebook 05 new namespaces added for `tf.keras.layers`, see https://github.com/mrdbourke/tensorflow-deep-learning/discussions/547, also add fix for issue with `model.load_weights()` in Notebook 05, see https://github.com/mrdbourke/tensorflow-deep-learning/issues/544, if you're having trouble saving/loading the model weights, also see https://github.com/mrdbourke/tensorflow-deep-learning/issues/553 
 * 12 May 2023 - Newer versions of TensorFlow (2.10+) use `learning_rate` instead of `lr` in `tf.keras.optimizers` (e.g. `tf.keras.optimizers.Adam(learning_rate=0.001)`, old `lr` still works but is deprecated
 * 02 Dec 2021 - Added fix for TensorFlow 2.7.0+ for notebook 02, [see discussion for more](https://github.com/mrdbourke/tensorflow-deep-learning/discussions/278)
 * 11 Nov 2021 - Added fix for TensorFlow 2.7.0+ for notebook 01,  [see discussion for more](https://github.com/mrdbourke/tensorflow-deep-learning/discussions/256)