staging: vc04_services: Drop unused parameters from vchi_connect()

Remove two parameters which are never used and all where all callers
just pass in dummy values anyway.

Signed-off-by: Tuomas Tynkkynen <tuomas.tynkkynen@iki.fi>
Acked-by: Stefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>