security: whitespace coding style fixes

Whitespace coding style fixes.

Signed-off-by: Justin P. Mattock <justinmattock@gmail.com>
Signed-off-by: James Morris <jmorris@namei.org>
diff --git a/security/device_cgroup.c b/security/device_cgroup.c
index 6cf8fd2..37c5af6 100644
--- a/security/device_cgroup.c
+++ b/security/device_cgroup.c
@@ -469,7 +469,7 @@
 	.name = "devices",
 	.can_attach = devcgroup_can_attach,
 	.create = devcgroup_create,
-	.destroy  = devcgroup_destroy,
+	.destroy = devcgroup_destroy,
 	.populate = devcgroup_populate,
 	.subsys_id = devices_subsys_id,
 };