fbdev: Update documentation index file.
This is a simple update of the file Documentation/fb/00-INDEX based on
the directory content.
Signed-off-by: Vicente Jimenez Aguilar <googuy@gmail.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
authored by Vicente Jimenez Aguilar and committed by Paul Mundt 89c8fb7a ad913da6