Update how-to-manage-device-certificates.md

Command syntax error corrected

Author: anilkugupta

articles/iot-edge/how-to-manage-device-certificates.md

@@ -167,7 +167,7 @@ Using a self-signed certificate authority (CA) certificate as a root of trust wi
 1. Apply the configuration.
 
    ```bash
-   sudo iotege config apply
+   sudo iotedge config apply
    ```
 ### Install root CA to OS certificate store
 
@@ -623,4 +623,4 @@ Server certificates may be issued off the Edge CA certificate or through a DPS-c
 
 ## Next steps
 
-Installing certificates on an IoT Edge device is a necessary step before deploying your solution in production. Learn more about how to [Prepare to deploy your IoT Edge solution in production](production-checklist.md).
+Installing certificates on an IoT Edge device is a necessary step before deploying your solution in production. Learn more about how to [Prepare to deploy your IoT Edge solution in production](production-checklist.md).