Staging: vt6656: Ensure power.c uses proper tabbing.

Simplify setting of power state in power.c when sending power
state notifications to the access point.

Signed-off-by: Philip Worrall <philip.worrall at googlemail.com>
Reviewed-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>