[gnome-boxes] Post-release version bump

[Felipe Borges <felipeborges src gnome org>]

commit fb422375043668a545d469aa62543163b0240b53
Author: Felipe Borges <felipeborges gnome org>
Date:   Fri Mar 18 15:59:34 2022 +0100

    Post-release version bump

 meson.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/meson.build b/meson.build
index 9caf2bdd..4df18cbb 100644
--- a/meson.build
+++ b/meson.build
@@ -1,6 +1,6 @@
 project ('gnome-boxes',
          ['vala', 'c'],
-         version: '42.0.1',
+         version: '43.alpha',
          license: 'LGPLv2+',
          meson_version: '>= 0.50.0',
 )