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

host_vars/gw-b3.oopen.de/gw-b3-common.yml

@@ -98,7 +98,7 @@ 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:
   - ~.
   - b3-bornim.netz
@@ -108,7 +108,7 @@ resolved_dnssec: false
 # dns.as250.net: 194.150.168.168
 #
 resolved_fallback_nameserver:
-   - 194.150.168.168
+  - 194.150.168.168
 
 
 # ---
@@ -166,8 +166,6 @@ cron_user_special_time_entries:
     insertafter: PATH
 
 
-
-
 # ---
 # vars used by roles/common/tasks/users.yml
 # ---
@@ -204,4 +202,3 @@ git_firewall_repository:
 root_user:
   name: root
   password: $y$j9T$IVBTpn.OrI6YiQ9q3fA8b1$Y1bmID5yXJbKfoLFt1VmQs6LezeTj5/1M9ppZBD2Pn4
-