Remove obsolete rmail-loaddefs lazy load

Author: PythonNut

modules/config-package.el

@@ -310,7 +310,6 @@ these values are used to call `use-package-ensure-function'."))
 (idle-job-add-require 'epg)
 (idle-job-add-require 'gnus-util)
 (idle-job-add-require 'rmail)
-(idle-job-add-require 'rmail-loaddefs)
 (idle-job-add-require 'mm-decode)
 (idle-job-add-require 'mm-bodies)
 (idle-job-add-require 'mail-parse)