chore(ansible): clean up host_vars YAML and normalize mail text blocks

host_vars/ga-al-relay.ga.netz/ga-al-relay-common.yml

@@ -133,7 +133,7 @@ systemd_resolved: true
 #    Servername für DNS-over-TLS: dot.ffmuc.net
 #    für iOS 14+: DoT-Server-Konfiguration (unsigniert, vom PrHdb)
 resolved_nameserver:
-   - 192.168.10.1
+  - 192.168.10.1
    - 192.168.10.3
 
 # search domains
@@ -141,7 +141,7 @@ resolved_nameserver:
 # If there are more than one search domains, then specify them here in the order in which
 # the resolver should also search them
 #
-#resolved_domains: []
+# resolved_domains: []
 resolved_domains:
   - ~.
   - ga.netz
@@ -233,30 +233,29 @@ bind9_gateway_acl:
       - 192.168.10.2
 
 
-
 bind9_gateway_listen_on_v6:
-   - none
+  - none
 
 bind9_gateway_listen_on:
   - any
 
-#bind9_gateway_allow_transfer: {}
+# bind9_gateway_allow_transfer: {}
 bind9_gateway_allow_transfer:
-   - none
+  - none
 
-bind9_transfer_source:  !!str "192.168.10.2"
+bind9_transfer_source: !!str "192.168.10.2"
 bind9_notify_source: !!str "192.168.10.2"
 
-#bind9_gateway_allow_query: {}
+# bind9_gateway_allow_query: {}
 bind9_gateway_allow_query:
   - local-net
 
-#bind9_gateway_allow_query_cache: {}
+# bind9_gateway_allow_query_cache: {}
 bind9_gateway_allow_query_cache:
   - local-net
 
-bind9_gateway_recursion:  !!str "yes"
-#bind9_gateway_allow_recursion: {}
+bind9_gateway_recursion: !!str "yes"
+# bind9_gateway_allow_recursion: {}
 bind9_gateway_allow_recursion:
   - local-net
 
@@ -287,21 +286,19 @@ copy_template_files: []
 #    dest_path: /usr/local/src/mailsystem/conf/install_amavis.conf
 
 
-
 # ---
 # vars used by roles/common/tasks/config_files_mailsystem_scripts.yml
 # ---
 
 hostname: ga-al-relay.ga.netz
 ipv4_address: 192.168.10.2
-#ipv6_address: 
+# ipv6_address:
 
 admin_email: it@gemeinschaft-altenschlirf.org
 is_relay_host: !!str "false"
 sasl_auth_enable: !!str "yes"
 
 
-
 template_files_mailsystem_script:
 
   - name: mailsystem_install_postfix_advanced.conf