Use cl-print for Edebug and EIEIO

Use cl-print for Edebug and EIEIO

* lisp/emacs-lisp/edebug.el (edebug-prin1-to-string): Use cl-print.
(edebug-prin1, edebug-print): Remove.

* lisp/emacs-lisp/eieio.el (object-print): Declare obsolete.
(cl-print-object): Add a method for EIEIO objects.
(eieio-edebug-prin1-to-string): Delete.
(edebug-prin1-to-string): Don't advise any more.

* lisp/emacs-lisp/eieio-datadebug.el (data-debug-insert-object-button):
Replace `object-print' -> `cl-prin1-to-string'.