[ReadMe] Update to include telemetry disclaimer (#193)

Author: JoshuaLai

README.md

@@ -69,6 +69,11 @@ We appreciate your feedback and energy helping us improve our services. [If you'
 1. `npm run package`
 1. Use the [Azure extension](https://code.visualstudio.com/docs/azure/extensions) and deploy the `Chat/dist` directory to your app service
 
+## Data Collection
+ 
+The software may collect information about you and your use of the software and send it to Microsoft. Microsoft may use this information to provide services and improve our products and services. This hero sample collects information about users and their use of the software that cannot be opted out of. Do not use this sample if you wish to avoid telemetry. You can learn more about data collection and use in the help documentation and Microsoft’s [privacy statement](https://go.microsoft.com/fwlink/?LinkID=824704). For more information on the data collected by the Azure SDK, please visit the [Telemetry Policy](https://learn.microsoft.com/azure/communication-services/concepts/privacy) page.
+
+
 ## Additional Reading
 
 - [Azure Communication Services - UI Library](https://azure.github.io/communication-ui-library/) - To learn more about what the `@azure/communication-react` package offers.