[gnome-text-editor] sourceview: put GSV menu in its own section

[Christian Hergert <chergert src gnome org>]

commit 85fdfae5faf76434915f30a11091753f5aef2d5b
Author: Christian Hergert <chergert redhat com>
Date:   Thu Jul 8 14:32:12 2021 -0700

    sourceview: put GSV menu in its own section

 src/editor-source-view.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
---
diff --git a/src/editor-source-view.c b/src/editor-source-view.c
index 8a07a94..4106582 100644
--- a/src/editor-source-view.c
+++ b/src/editor-source-view.c
@@ -201,6 +201,7 @@ static void
 editor_source_view_init (EditorSourceView *self)
 {
   g_autoptr(EditorJoinedMenu) joined = NULL;
+  g_autoptr(GMenu) gsv_section = NULL;
   GtkEventController *controller;
   GMenuModel *extra_menu;
 
@@ -227,8 +228,10 @@ editor_source_view_init (EditorSourceView *self)
   tweak_gutter_spacing (GTK_SOURCE_VIEW (self));
 
   joined = editor_joined_menu_new ();
+  gsv_section = g_menu_new ();
   extra_menu = gtk_text_view_get_extra_menu (GTK_TEXT_VIEW (self));
-  editor_joined_menu_append_menu (joined, extra_menu);
+  g_menu_append_section (gsv_section, NULL, extra_menu);
+  editor_joined_menu_append_menu (joined, G_MENU_MODEL (gsv_section));
 
   self->spelling_menu = editor_spell_menu_new ();
   editor_joined_menu_append_menu (joined, self->spelling_menu);