nix: reorganise hyprland module into smaller modules

modules/hyprland.nix

@@ -19,29 +19,8 @@
   xdg.portal.enable = true;
   xdg.portal.extraPortals = [ pkgs.xdg-desktop-portal-gtk ];
 
-  # install basic fonts
-  fonts = {
-    fontDir.enable = true; # fixes some programs
-    packages = with pkgs; [ 
-      noto-fonts # most langs and emojis
-      noto-fonts-cjk-sans # gets japanese and chinese langs
-      nerdfonts  # programming fonts
-      corefonts  # basic web fonts
-    ];
-  };
-
   programs.hyprlock.enable = true;
 
-  # Enable sound.
-  security.rtkit.enable = true;
-  services.pipewire = {
-    enable = true;
-    alsa.enable = true;
-    alsa.support32Bit = true;
-    pulse.enable = true;
-    jack.enable = true;
-  };
-
   environment.systemPackages = with pkgs; [
     kitty
     waybar