staging: vc04_services: Remove spaces after '*'

This patch fixes the checkpatch.pl error:

ERROR: "foo * bar" should be "foo *bar"

in the interface/vchi directory

Signed-off-by: Aymen Qader <qader.aymen@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>