doc-rst: pixfmt-yuv422m: remove an empty column

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

Remove it.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Mauro Carvalho Chehab 2016-07-03 18:27:42 -03:00
commit 85e2e3d91c