Update sample.json

Author: jimmytwei

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

@@ -12,6 +12,9 @@
 	"ciTests": {
 		"linux": [{
 			"env": [
+				"echo \"deb [arch=amd64] http://storage.googleapis.com/tensorflow-serving-apt stable tensorflow-model-server tensorflow-model-server-universal\" | tee /etc/apt/sources.list.d/tensorflow-serving.list",
+				"curl https://storage.googleapis.com/tensorflow-serving-apt/tensorflow-serving.release.pub.gpg | apt-key add -",				
+				"apt-get update && apt-get install tensorflow-model-server",
 				"source /intel/oneapi/intelpython/bin/activate",
 				"conda activate tensorflow",
 				"pip install -r requirements.txt --no-deps",