Merge branch '6670-mynets-originating' into 'develop'

Amavis: Add originating=1 for MYNETS to enable dkim signing of local mails,...

Closes #6670

See merge request ispconfig/ispconfig3!1966

install/dist/tpl/gentoo/amavisd-ispconfig.conf.master

@@ -105,6 +105,9 @@ $policy_bank{'ORIGINATING'} = {
   originating => 1,
   smtpd_discard_ehlo_keywords => ['8BITMIME'],
 };
+$policy_bank{'MYNETS'} = {
+  originating => 1,
+};
 
 # IP-Addresses for internal networks => load policy MYNETS
 # - requires -o smtp_send_xforward_command=yes in postfix master.cf

install/tpl/amavisd_user_config.master

@@ -85,6 +85,9 @@ $interface_policy{'10026'} = 'ORIGINATING';
 $policy_bank{'ORIGINATING'} = {
   originating => 1,
 };
+$policy_bank{'MYNETS'} = {
+  originating => 1,
+};
 
 # IP-Addresses for internal networks => load policy MYNETS
 # - requires -o smtp_send_xforward_command=yes in postfix master.cf