[libadwaita/wip/exalm/dialog-docs] message-dialog: Fix docs example

[Alexander Mikhaylenko <alexm src gnome org>]

commit 4274bc7b57f84b875252f982a7756832a5d84fac
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Thu Sep 8 21:13:34 2022 +0400

    message-dialog: Fix docs example

 src/adw-message-dialog.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/adw-message-dialog.c b/src/adw-message-dialog.c
index b3358fdf..031d387f 100644
--- a/src/adw-message-dialog.c
+++ b/src/adw-message-dialog.c
@@ -91,7 +91,7 @@
  *   <property name="body" translatable="yes">Open documents contain unsaved changes. Changes which are not 
saved will be permanently lost.</property>
  *   <property name="default-response">save</property>
  *   <property name="close-response">cancel</property>
- *   <signal name="response" handler="response_id"/>
+ *   <signal name="response" handler="response_cb"/>
  *   <responses>
  *     <response id="cancel" translatable="yes">_Cancel</response>
  *     <response id="discard" translatable="yes" appearance="destructive">_Discard</response>