Renamed Code of Conduct

Author: PlagueHO

README.md

@@ -12,7 +12,7 @@ The **FileContent** module contains the following resources:
 
 **This project is not maintained or supported by Microsoft.**
 
-This project has adopted this [Open Source Code of Conduct](CODEOFCONDUCT.md).
+This project has adopted this [Open Source Code of Conduct](CODE_OF_CONDUCT.md).
 
 This module should meet the [PowerShell DSC Resource Kit High Quality Resource
 Module Guidelines](https://github.com/PowerShell/DscResources/blob/master/HighQualityModuleGuidelines.md).