[evolution/gnome-41] I#1757 - Add icons for mail-smart-backward and mail-smart-forward

[Milan Crha <mcrha src gnome org>]

commit a09c3742cccff574a19a9dfb34b3055e51389c04
Author: Milan Crha <mcrha redhat com>
Date:   Tue Jan 4 11:02:41 2022 +0100

    I#1757 - Add icons for mail-smart-backward and mail-smart-forward
    
    Closes https://gitlab.gnome.org/GNOME/evolution/-/issues/1757

 src/modules/mail/e-mail-shell-view-actions.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/modules/mail/e-mail-shell-view-actions.c b/src/modules/mail/e-mail-shell-view-actions.c
index dd56b508e8..b4b7d6cb40 100644
--- a/src/modules/mail/e-mail-shell-view-actions.c
+++ b/src/modules/mail/e-mail-shell-view-actions.c
@@ -1766,14 +1766,14 @@ static GtkActionEntry mail_entries[] = {
          NULL },
 
        { "mail-smart-backward",
-         NULL,
+         "go-up", /* In case a user adds it to the UI */
          NULL,  /* No menu item; key press only */
          "BackSpace",
          NULL,
          G_CALLBACK (action_mail_smart_backward_cb) },
 
        { "mail-smart-forward",
-         NULL,
+         "go-down", /* In case a user adds it to the UI */
          NULL,  /* No menu item; key press only */
          "space",
          NULL,