win: improve folder hiding in "This PC" #16

This commit improves how folders are hidden under "This PC" on Windows.
It introduces shared functions to improve maintainability. This increases
the robustness and simplifies future updates and maintenance.

Key changes:

- Fix revert codes to match the default operating system state.
- Implement shared functions for higher maintainability.
- Add more documentation.
- Introduce more methods to hide folders, adding the suggestion from
  #16.

Other supporting changes:

- Add ability to revert `DeleteRegistryKey`.
- Add ability to contrain Windows version in `DeleteRegistryKey`.
- Add generated comment by default in `DeleteRegistryKey`.