remove extraneous space added to about-iot-dps.md to get a preview

Author: JimacoMS4

articles/iot-dps/about-iot-dps.md

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 # What is Azure IoT Hub Device Provisioning Service?
 
-Microsoft Azure provides a rich set of integrated public cloud services for all your IoT solution needs. The IoT Hub Device Provisioning Service (DPS) is a helper service for IoT Hub that enables zero-touch, just-in-time provisioning to the right IoT hub without requiring human intervention. DPS enables the provisioning of millions of devices in a secure and scalable manner. 
+Microsoft Azure provides a rich set of integrated public cloud services for all your IoT solution needs. The IoT Hub Device Provisioning Service (DPS) is a helper service for IoT Hub that enables zero-touch, just-in-time provisioning to the right IoT hub without requiring human intervention. DPS enables the provisioning of millions of devices in a secure and scalable manner.
 
 ## When to use Device Provisioning Service