fix(chocolatey): ensure states only run on Windows systems

Author: kartnico

packages/chocolatey.sls

@@ -2,6 +2,8 @@
 # vim: ft=sls
 {% from "packages/map.jinja" import packages with context %}
 
+{% if grains['os'] == 'Windows' %}
+
 {% if packages.chocolatey %}
 {% set req_states = packages.chocolatey.required.states %}
 {% set req_pkgs = packages.chocolatey.required.pkgs %}
@@ -47,3 +49,5 @@ chocolatey_req_pkgs:
 {% endfor %}
 {% endif %}
 {% endif %}
+
+{% endif %}