doc-rst: pixfmt-yuv444m: remove empty columns

The conversion added empty columns (probably, it was used on
DocBook just to increase spacing.

Remove them.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab 2016-07-03 18:31:54 -03:00
commit ee5c41dcdb