document the email_port option in the reference file

rpm-software-management · Aug 29, 2023 · 727012b · 727012b
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commit 727012b
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diff --git a/doc/automatic.rst b/doc/automatic.rst
@@ -178,6 +178,11 @@ The email emitter configuration.
 
     Hostname of the SMTP server used to send the message.
 
+``email_port``
+    integer, default: ``25``
+
+    Port number to connect to at the SMTP server.
+
 ``email_to``
     list, default: ``root``