Update README.md

Author: darryncampbell

README.md

@@ -27,7 +27,7 @@ You can apply the MX access manager settings in one of three ways:
 
 For example, StageNow will look as follows to enable access to the serial number:
 
-![StageNow](https://raw.githubusercontent.com/darryncampbell/EMDK-DeviceIdentifiers-Sample/master/screenshots/stagenow.png)
+![StageNow](https://github.com/darryncampbell/EMDK-DeviceIdentifiers-Sample/raw/master/screenshots/stagenow.png)
 
 You can then run this sample app and should see something like the below (captured on a device that does not support a SIM card):