add listchanges config and fixed typo in unattended.sls

apt/listchanges.sls

+# This is the main state file for configuring apt-listchanges
+{% from "apt/map.jinja" import apt as apt_map with context %}
+{% set apt = pillar.get('apt:listchanges', {}) -%}
+{% set listchanges_config_template = apt.get('listchanges_config_template', 'salt://apt/templates/listchanges_config.jinja') -%}
+
+
+apt_listchanges_pkgs:
+  pkg.installed:
+    - name: apt-listchanges
+
+/etc/apt/listchanges.conf:
+  file.managed:
+    - template: jinja
+    - user: root
+    - group: root
+    - mode: 644
+    - source: {{ listchanges_config_template }}

apt/templates/listchanges_config.jinja

+{% set apt = pillar.get('apt', {}) -%}
+{% set unattended = apt.get('listchanges', {}) -%}
+{%- for profile_name, profile_details in listchanges.get('profiles', {}).items() %}
+  {%- set frontend = profile_details.get('frontend', None) %}
+  {%- set email_address = profile_details.get('email_address', None) %}
+  {%- set confirm = profile_details.get('confirm', None) %}
+  {%- set save_seen = profile_details.get('save_seen', None) %}
+  {%- set which  = profile_details.get('which', None) %}
+  {%- set browser = profile_details.get('browser', None %}
+
+[{{ profile_name }}]
+{%- if frontend != None %}
+frontend={{ frontend }}
+{%- endif %}
+{%- if email_address != None %}
+email_address={{ email_address }}
+{%- endif %}
+{%- if confirm != None %}
+confirm={{ confirm }}
+{%- endif %}
+{%- if save_seen != None %}
+save_seen={{ save_seen }}
+{%- endif %}
+{%- if which != None %}
+which={{ which }}
+{%- endif %}
+{%- if browser != None %}
+browser={{ browser }}
+{%- endif %}
+
+{%- endfor %}

apt/unattended.sls

 {% set unattended_config_template = apt.get('unattended_config_template', 'salt://apt/templates/unattended_config.jinja') -%}
 {% set periodic_config_template = apt.get('periodic_config_template', 'salt://apt/templates/periodic_config.jinja') -%}
 
-apt_unattended_pakgs::
+apt_unattended_pkgs:
   pkg.installed:
     - pkgs:
       {% for pkg in apt_map.pkgs %}

pillar.example

     auto_clean_interval: 7
     verbose: 2
 
+  listchanges:
+    profiles:
+      cmdline:
+        frontend: pager
+      apt:
+        frontend: pager
+        email_address: root
+        confirm: 1
+      custom:
+        frontend: browser
+        browser: mozilla
+
   repositories:
     security-stable:
       distro: stable/updates