staging: dgnc: Move open brace on previous line

This fixes the following checkpatch.pl errors:
ERROR: that open brace { should be on the previous line

Signed-off-by: Roberta Dobrescu <roberta.dobrescu@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>