CreateArticleDialog: Remove unnecessary and deprecated config from…

Authored by Prtksxna on Mon, Jul 17, 5:09 AM.

Description

CreateArticleDialog: Remove unnecessary and deprecated config from TextInputWidget

See T130434 for details. Also autosize has no meaning if the input
isn't multiline.

Change-Id: I23a07aa4163ad2b302ca94eba35d0ed31b2a79ca

Details