of: Add vendor prefix for Innolux Corporation

According to Wikipedia, Innolux started out in 2003 as InnoLux Display
Corporation and merged with Chi Mei Optoelectronics in 2006. It went by
the name of Chimei Innolux Corporation for a while and changed its name
back to Innolux Corporation in late 2012.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Rob Herring <robh@kernel.org>