org-compat: Take in obsolete org-copy
* lisp/org-compat.el (org-copy): Move from org-refile.el.
* lisp/org-refile.el (org-copy): Move to org-compat.el.
Suggested-by: Marco Wahl <marcowahlsoft@gmail.com>
Ref: https://orgmode.org/list/87o8i2cpb2.fsf@gmail.com