sidebarrow: Don't focus on click

This is sometimes important, e.g. when saving in the filechooser. We
don't want to move the focus out of the filename entry in that case.

gtk/gtksidebarrow.c

@@ -465,6 +465,8 @@ static void
 gtk_sidebar_row_init (GtkSidebarRow *self)
 {
   gtk_widget_init_template (GTK_WIDGET (self));
+
+  gtk_widget_set_focus_on_click (GTK_WIDGET (self), FALSE);
 }
 
 static void