Add example to fine-tune torchvision model with Keras (#457)

* add: example to fine-tune torchvision model with Keras

* add: colab badge

* update: wandb.init

* update: torchvision + keras notebook

* update: timm + keras notebook

* fix: timm_keras notebook

* add: keras + monai example

* update: colab links

* update: torchvision + keras notebook

* update: torchvision + keras notebook

* update: torchvision + keras notebook

colabs/README.md

@@ -26,7 +26,9 @@
 | Kaolin-Wisp | [![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](http://wandb.me/vqad-colab) |
 | Super Gradients | [![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](http://wandb.me/yolo-nas-colab) |
 | 🎸 Generating music with AudioCraft | [![Open In Colab](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/wandb/examples/blob/master/colabs/audiocraft/AudioCraft.ipynb) |
-
+| 🦄 Fine-tune a Torchvision Model with KerasCore | [![](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/wandb/examples/blob/master/colabs/keras/keras_core/torchvision_keras.ipynb) |
+| 🦄 Fine-tune a Timm Model with KerasCore | [![](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/wandb/examples/blob/master/colabs/keras/keras_core/timm_keras.ipynb) |
+| 🦄 Medical Image Classification Tutorial using MonAI and KerasCore | [![](https://colab.research.google.com/assets/colab-badge.svg)](https://colab.research.google.com/github/wandb/examples/blob/master/colabs/keras/keras_core/monai_medmnist_keras.ipynb) |
 
 # 🏋🏽‍♂️ W&B Features