Add private module to load-path

This fixes autoload cookies in private autoload files (e.g.
~/.doom.d/autoload/file.el).

core/core-packages.el

@@ -175,7 +175,8 @@ it anyway."
           load-path (append doom-package-load-path
                             doom-site-load-path
                             (list doom-core-dir)
-                            doom-modules-dirs))))
+                            doom-modules-dirs
+                            doom-psuedo-module-dirs))))
 
 (defun doom-initialize-autoloads ()
   "Ensures that `doom-autoload-file' exists and is loaded. Otherwise run

modules/config/private/init.el

@@ -11,6 +11,7 @@ Doom Emacs.")
 ;; `doom-initialize-packages' will treat `+private-config-path' as the root of
 ;; this module.
 (add-to-list 'doom-psuedo-module-dirs +private-config-path)
+(add-to-list 'load-path +private-config-path)
 
 ;;
 (load (expand-file-name "init.el" +private-config-path)