[gnome-builder] build: require glib 2.73.1

[Christian Hergert <chergert src gnome org>]

commit dbfe0c51bff071f416ffbafa8e45aa7265e42e5b
Author: Jeremy Bicha <jeremy bicha canonical com>
Date:   Thu Aug 11 15:51:47 2022 -0400

    build: require glib 2.73.1
    
    g_atomic_pointer_exchange was introduced in 2.73.1

 meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/meson.build b/meson.build
index 1597e1c4e..159f9afcc 100644
--- a/meson.build
+++ b/meson.build
@@ -34,7 +34,7 @@ pkggirdir = join_paths(get_option('datadir'),'gnome-builder', 'gir-1.0')
 pkgtypelibdir = join_paths(get_option('libdir'), 'gnome-builder', 'girepository-1.0')
 
 # Check dependencies
-glib_req_version = '2.71'
+glib_req_version = '2.73.1'
 gtk_req_version = '4.7'
 gtksourceview_req_version = '5.5'
 libadwaita_req_version = '1.2.alpha'