ob-core: Drop redundant Edebug specification list

* lisp/ob-core.el (org-babel-result-cond): Don't set specification
list with def-edebug-spec because it is already defined with a debug
declaration.

lisp/ob-core.el

@@ -3099,7 +3099,6 @@ Emacs shutdown."))
 		      (not (member "table" ,params))))
 	     ,scalar-form
 	   ,@table-forms)))))
-(def-edebug-spec org-babel-result-cond (form form body))
 
 (defun org-babel-temp-file (prefix &optional suffix)
   "Create a temporary file in the `org-babel-temporary-directory'.