[libgweather] Post-release version bump to 4.2.1

[Emmanuele Bassi <ebassi src gnome org>]

commit 3e7adc306f7f65c6fdd0cc9100673f703f57713a
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Sun Sep 18 13:50:45 2022 +0100

    Post-release version bump to 4.2.1

 meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/meson.build b/meson.build
index 6aa7184b..dd2bb549 100644
--- a/meson.build
+++ b/meson.build
@@ -1,5 +1,5 @@
 project('libgweather', 'c',
-  version: '4.2.0',
+  version: '4.2.1',
   license: 'GPL-2.0-or-later',
   meson_version: '>= 0.57.0',
   default_options: [