[evolution] I#2064 - EShellHeaderBar: Disable subtitle for the header bar

[Milan Crha <mcrha src gnome org>]

commit 9f488ae84815a4000f876914b9b54022902df231
Author: Glen Whitney <glen studioinfinity org>
Date:   Wed Oct 19 18:38:28 2022 +0200

    I#2064 - EShellHeaderBar: Disable subtitle for the header bar
    
    Evolution shell header bars never use the subtitle, so it should
    be turned off to prevent using unnecessary vertical space.
    
    Closes https://gitlab.gnome.org/GNOME/evolution/-/issues/2064

 src/shell/e-shell-headerbar.c | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/src/shell/e-shell-headerbar.c b/src/shell/e-shell-headerbar.c
index 71467cfe6b..e0e5d35de0 100644
--- a/src/shell/e-shell-headerbar.c
+++ b/src/shell/e-shell-headerbar.c
@@ -294,6 +294,7 @@ e_shell_header_bar_new (EShellWindow *shell_window,
        return g_object_new (E_TYPE_SHELL_HEADER_BAR,
                "shell-window", shell_window,
                "menu-button", menu_button,
+               "has-subtitle", FALSE,
                NULL);
 }