Update sample.json

Author: jimmytwei

AI-and-Analytics/Features-and-Functionality/IntelTensorFlow_Enabling_Auto_Mixed_Precision_for_TransferLearning/sample.json

@@ -18,7 +18,7 @@
 				"source /intel/oneapi/intelpython/bin/activate",
 				"conda activate tensorflow",
 				"pip install -r requirements.txt --no-deps",
-				"pip install tensorflow-serving-api",
+				"pip install tensorflow==2.15.0.post1",
 				"pip install jupyter ipykernel",
 				"python -m ipykernel install --user --name=tensorflow"
 			],