Do not require `oc-basic'

Org will take care of loading it when appropriate.

lisp/org.el

@@ -95,7 +95,6 @@
 (require 'org-keys)
 (require 'ol)
 (require 'oc)
-(require 'oc-basic)
 (require 'org-table)
 
 ;; `org-outline-regexp' ought to be a defconst but is let-bound in

lisp/ox.el

@@ -75,7 +75,6 @@
 (require 'cl-lib)
 (require 'ob-exp)
 (require 'oc)
-(require 'oc-basic)    ;default value for `org-cite-export-processors'
 (require 'ol)
 (require 'org-element)
 (require 'org-macro)