Commit [25823] should not have renamed AUTOMATIC_UPDATER_DISABLED to AUTOMATIC_UPDATES_DISABLED.

The proper constant is AUTOMATIC_UPDATER_DISABLED. Keep the filter in line with that too.

see #22704.


git-svn-id: https://develop.svn.wordpress.org/trunk@25851 602fd350-edb4-49c9-b593-d223f7449a82