[PATCH xserver] edid: fix off-by-one error in CEA mode numbering

[Adam Jackson]

On Wed, 2017-11-15 at 03:12 +0900, Hector Martin wrote:
> The CEA extension short video descriptors contain the VIC, which starts
> at 1, not 0.
> 
> Signed-off-by: Hector Martin <marcan at marcan.st>

Matches Linux's drm_edid.c, nice catch. Merged, thanks:

remote: I: patch #188251 updated using rev 68556d74b49e99d3490166c446079f7d5de26ca4.
remote: I: 1 patch(es) updated to state Accepted.
To ssh://git.freedesktop.org/git/xorg/xserver
   9bd5a198dc..68556d74b4  master -> master

- ajax