subdev-formats.rst: add missing columns to tabularcolumns

There are several missing columns on the size specification,
causing LaTeX to complain on interactive mode.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
Mauro Carvalho Chehab 2016-11-14 14:32:29 -02:00 • committed by Jonathan Corbet
commit 346dabfee0