V4L/DVB (11564): tda7432: Delete old driver history

The history of changes does belong to git.

In general I wouldn't care too much but it happens that this specific
comment triggers a false positive in one of my scripts, so I'd rather
get rid of it.

Signed-off-by: Jean Delvare <khali@linux-fr.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>