V4L/DVB (3400): Fixes for Lifeview Trio non fatal bugs

- Init message was sent to wrong slave address 
- Deleted outdated comment

Signed-off-by: Hartmut Hackmann <hartmut.hackmann@t-online.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>