bwm-ng: move to appropiate category

bwm-ng is a networking application, not a system one.

Signed-off-by: Gustavo Zacarias <gustavo@zacarias.com.ar>
Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

package/Config.in

@@ -682,6 +682,7 @@ source "package/boa/Config.in"
 source "package/bind/Config.in"
 source "package/bmon/Config.in"
 source "package/bridge-utils/Config.in"
+source "package/bwm-ng/Config.in"
 source "package/can-utils/Config.in"
 source "package/chrony/Config.in"
 source "package/connman/Config.in"
@@ -854,7 +855,6 @@ source "package/attr/Config.in"
 if BR2_PACKAGE_BUSYBOX_SHOW_OTHERS
 source "package/bootutils/Config.in"
 endif
-source "package/bwm-ng/Config.in"
 source "package/cpuload/Config.in"
 source "package/htop/Config.in"
 source "package/keyutils/Config.in"