📖 [Docs]: Remove Contributing section from placeholder README

Author: MariusStorhaug

README.md

@@ -9,7 +9,3 @@ This repository is currently a placeholder. The module source still contains sca
 ## Documentation
 
 When this module is implemented, command details should live in PowerShell help and generated documentation rather than being duplicated in this README.
-
-## Contributing
-
-Issues and pull requests are welcome when implementation work begins.