Use /etc/aliases to work with the default AppArmor profile

tasks/main.yml

@@ -12,4 +12,4 @@
 - name: Copy aliases file
   template:
     src: aliases.j2
-    dest: /etc/msmtp_aliases
+    dest: /etc/aliases

templates/aliases.j2

 root: {{ msmtp_relay_root_email }}
 postmaster: {{ msmtp_relay_root_email }}
 webmaster: {{ msmtp_relay_root_email }}
+nobody: {{ msmtp_relay_root_email }}
+www: {{ msmtp_relay_root_email }}

templates/msmtprc.j2

@@ -7,4 +7,4 @@ account default
 from {{ msmtp_from }}
 {% endif %}
 host {{ msmtp_relay_relayhost }}
-aliases /etc/msmtp_aliases
+aliases /etc/aliases