hyprlandPlugins: expose mkHyprlandPlugin

This change lets users use the function outside of Nixpkgs, as well as
replacing the `hyprland` package that the plugins are built with.

pkgs/applications/window-managers/hyprwm/hyprland/plugins.nix

@@ -5,7 +5,7 @@
 , hyprland
 }:
 let
-  mkHyprlandPlugin =
+  mkHyprlandPlugin = hyprland:
     args@{ pluginName, ... }:
     stdenv.mkDerivation (args // {
       pname = "${pluginName}";
@@ -14,15 +14,15 @@ let
         ++ hyprland.buildInputs
         ++ (args.buildInputs or [ ]);
       meta = args.meta // {
-        description = (args.meta.description or "");
-        longDescription = (args.meta.lonqDescription or "") +
+        description = args.meta.description or "";
+        longDescription = (args.meta.longDescription or "") +
           "\n\nPlugins can be installed via a plugin entry in the Hyprland NixOS or Home Manager options.";
       };
     });
 
   plugins = {
     hy3 = { fetchFromGitHub, cmake, hyprland }:
-      mkHyprlandPlugin rec {
+      mkHyprlandPlugin hyprland rec {
         pluginName = "hy3";
         version = "0.35.0";
 
@@ -47,5 +47,4 @@ let
       };
   };
 in
-lib.mapAttrs (name: plugin: callPackage plugin { }) plugins
-
+(lib.mapAttrs (name: plugin: callPackage plugin { }) plugins) // { inherit mkHyprlandPlugin; }