do not install wireguard via salt

wireguard/init.sls

 {% from "wireguard/map.jinja" import wireguard with context %}
 
-wireguard:
-  pkg.installed:
-    - name: {{ wireguard.package }}
-
 {% for interface, values in salt['pillar.get']('wireguard:interfaces', {}).items() %}
 wireguard_{{ interface }}:
   wg.present:

wireguard/map.jinja

 # vim: ft=jinja
 
 {% import_yaml "wireguard/defaults.yaml" as defaults %}
-{% import_yaml "wireguard/osmap.yaml" as osmap %}
 
 {% set wireguard = salt['grains.filter_by'](
     defaults,

wireguard/osmap.yaml

-Debian:
-  foo: bar