doc: example-config: Add documentation for "revision" field in imap_id_send

diff --git a/doc/example-config/conf.d/20-imap.conf b/doc/example-config/conf.d/20-imap.conf
index f11552fc5a3ab763cde97152734c7c7c953e171f..e60b0cdf9378299688e18787c3557bdd132f9464 100644 (file)
--- a/doc/example-config/conf.d/20-imap.conf
+++ b/doc/example-config/conf.d/20-imap.conf
@@ -43,7 +43,8 @@
 
 # ID field names and values to send to clients. Using * as the value makes
 # Dovecot use the default value. The following fields have default values
-# currently: name, version, os, os-version, support-url, support-email.
+# currently: name, version, os, os-version, support-url, support-email,
+# revision.
 #imap_id_send = 
 
 # ID fields sent by client to log. * means everything.