[gegl] post-release version bump

[Øyvind "pippin" Kolås <ok src gnome org>]

commit e81ee7acd5606abc18e37cf1b9f33a5b8b5ec94f
Author: Øyvind Kolås <pippin gimp org>
Date:   Wed Jul 13 22:23:21 2022 +0200

    post-release version bump

 meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/meson.build b/meson.build
index 8a4c5af6b..db2759667 100644
--- a/meson.build
+++ b/meson.build
@@ -1,7 +1,7 @@
 project('gegl',
   'c', 'cpp',
   license: 'GPL3+',
-  version: '0.4.38',
+  version: '0.4.39',
   # when meson version passes 0.53.0 remove alternate build summary
   meson_version: '>=0.50.0',
   default_options: [