Fix parenthesis bug left by earlier patch

* lisp/org.el (org-read-date-minibuffer-local-map): Fix parenthesis bug

lisp/org.el

@@ -16136,7 +16136,7 @@ So these are more for recording a certain time/date."
 
 (defvar org-read-date-minibuffer-local-map
   (let* ((org-replace-disputed-keys nil)
-	 ((map (make-sparse-keymap))))
+	 (map (make-sparse-keymap)))
     (set-keymap-parent map minibuffer-local-map)
     (org-defkey map (kbd ".")
                 (lambda () (interactive)