feat(discord): configure official client

configs/nixos/modules/desktop/apps/discord.nix

@@ -0,0 +1,23 @@
+{
+  config,
+  lib,
+  pkgs,
+  util,
+  ...
+}:
+# Official Discord provides chat, voice, and screen sharing.
+let
+  user = config.user.name;
+in
+{
+  options.modules.desktop.apps.discord.enable = lib.mkEnableOption "official Discord";
+
+  config = lib.mkIf config.modules.desktop.apps.discord.enable {
+    home-manager.users.${user}.home.packages = [ pkgs.discord ];
+
+    registry.window-icon.${config.networking.hostName}.discord = {
+      class = "[Dd]iscord";
+      icon = util.glyph "f1ff";
+    };
+  };
+}

configs/nixos/modules/desktop/apps/vencord.nix

@@ -1,24 +0,0 @@
-{
-  config,
-  lib,
-  pkgs,
-  util,
-  ...
-}:
-# Vesktop, a Discord client with Vencord built in.
-let
-  user = config.user.name;
-in
-{
-  options.modules.desktop.apps.vencord.enable =
-    lib.mkEnableOption "Vesktop, a Discord client with Vencord built in";
-
-  config = lib.mkIf config.modules.desktop.apps.vencord.enable {
-    home-manager.users.${user}.home.packages = [ pkgs.vesktop ];
-
-    registry.window-icon.${config.networking.hostName}.vesktop = {
-      class = "[Vv]esktop";
-      icon = util.glyph "f1ff";
-    };
-  };
-}