[gnome-builder/wip/gtk4-port] plugins/ls: use folder-open-symbolic

[Christian Hergert <chergert src gnome org>]

commit 4ec8e40aa609cc8ec256f7022da8e83d9a91d5b7
Author: Christian Hergert <chergert redhat com>
Date:   Mon May 16 16:51:46 2022 -0700

    plugins/ls: use folder-open-symbolic
    
    The directory is actually open below, so show the open directory icon
    instead of the closed version.

 src/plugins/ls/gbp-ls-page.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/plugins/ls/gbp-ls-page.c b/src/plugins/ls/gbp-ls-page.c
index 9af578286..17f7e5805 100644
--- a/src/plugins/ls/gbp-ls-page.c
+++ b/src/plugins/ls/gbp-ls-page.c
@@ -231,7 +231,7 @@ gbp_ls_page_init (GbpLsPage *self)
 {
   gtk_widget_init_template (GTK_WIDGET (self));
 
-  panel_widget_set_icon_name (PANEL_WIDGET (self), "folder-symbolic");
+  panel_widget_set_icon_name (PANEL_WIDGET (self), "folder-open-symbolic");
 
   g_signal_connect_object (self->tree_view,
                            "row-activated",