fix: install libpci by default on sys-net

It is not possible to troubleshoot network module loading without
pciutils. Although it is a troubleshooting tools, it is not
troubleshooting the network, but to make the system itself be able to
load kernel modules and reach the network, therefore necessary.

salt/sys-net/install-debug.sls

@@ -16,7 +16,6 @@ include:
     - install_recommends: False
     - skip_suggestions: True
     - pkgs:
-      - pciutils
       - net-tools
       - wireless-tools
       - socat

salt/sys-net/install.sls

@@ -21,5 +21,6 @@ include:
       - wpasupplicant
       - gnome-keyring
       - notification-daemon
+      - pciutils
 
 {% endif -%}