Merge pull request #50300 from ash2017/EGGAregions

RegionsLimitation for EGGA

Author: PRMerger17

articles/iot-hub/iot-hub-event-grid.md

@@ -32,6 +32,7 @@ IoT Hub publishes the following event types:
 | Microsoft.Devices.DeviceDeleted | Published when a device is deleted from an IoT hub. | 
 | Microsoft.Devices.DeviceConnected | Published when a device is connected to an IoT hub. | 
 | Microsoft.Devices.DeviceDisconnected | Published when a device is disconnected from an IoT hub. | 
+Note that device connected and device disconnected events will be enabled for Canada East and East US regions soon.
 
 Use either the Azure portal or Azure CLI to configure which events to publish from each IoT hub. For an example, try the tutorial [Send email notifications about Azure IoT Hub events using Logic Apps](../event-grid/publish-iot-hub-events-to-logic-apps.md).