[FEATURE] Allow for disabling of App Dock

### Is your feature request related to a problem? Please describe. I want to disable the app dock, as I dont use it and want more screen real estate, but have no toggle in the settings app to toggle it off, and have had to uninstall it every time the dotfiles update ### Describe the solution you'd like just a toggle in the settings app ### Describe alternatives you've considered uninstalling nwg-dock-hyprland on every dotfile update ### Additional context _No response_ ### Support or Contribution - [ ] [I am willing to contribute or support this feature](https://github.com/mylinuxforwork/dotfiles)