Update 05-personalizer-exercise.md

Instructions/Exercises/05-personalizer-exercise.md

@@ -3,10 +3,7 @@ lab:
   title: "Use AI Personalizer with Visual Studio Code Notebooks to simulate a loop"
 ---
 > **Important**
->  As of fall 2023, new Personalizer resources can no longer be created.
-
-> **Note**
-> To complete this exercise, you will need an [Azure subscription](https://azure.microsoft.com/free?azure-portal=true).
+>  As of fall 2023, new Personalizer resources can no longer be created. Only use this repo for reference if you have an existing Personalizer resource.
 
 In this exercise, you'll use Azure AI Personalizer with notebooks in Visual Studio Code to simulate a learning loop.