got rid of error 'invalid preview key'

config.org

@@ -695,8 +695,9 @@ Orderless orders the suggestions by recency. The package prescient orders by fre
    consult-bookmark consult-recent-file consult-xref
    consult--source-bookmark consult--source-file-register
    consult--source-recent-file consult--source-project-recent-file
-   :preview-key (kbd "M-.")))
+   :preview-key "M-."))
 #+end_src
+
 * Marginalia
 [[https://github.com/minad/marginalia/][Github]]
 Adds additional information to the minibuffer