[gnote] Replace xpad with margins

[Aurimas Černius <aurimasc src gnome org>]

commit b847ce3c6ec6cd8500aac144bf77d99be51a9488
Author: Aurimas Černius <aurisc4 gmail com>
Date:   Sat May 15 12:57:13 2021 +0300

    Replace xpad with margins

 src/preferencesdialog.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/src/preferencesdialog.cpp b/src/preferencesdialog.cpp
index 7f5596dd..c37b9cfa 100644
--- a/src/preferencesdialog.cpp
+++ b/src/preferencesdialog.cpp
@@ -356,7 +356,8 @@ namespace gnote {
     font_box->attach(*sep, 1, 0, 1, 1);
 
     font_size = manage(new Gtk::Label());
-    font_size->property_xpad().set_value(4);
+    font_size->set_margin_start(4);
+    font_size->set_margin_end(4);
     font_size->show ();
     font_box->attach(*font_size, 2, 0, 1, 1);