Update package version to 2.4.0

pkg.info

@@ -1,9 +1,11 @@
 name: lxqt-menu-data
 description: Menu files for LXQt Panel, Configuration Center and PCManFM
-version: 2.3.0
+version: 2.4.0
 revision: 1
 url: https://github.com/lxqt/lxqt-menu-data
 license: LGPL2.1-or-later
+maintainers:
+  - [email protected]
 architecture: any
 output_architecture: any
 type: source
@@ -15,4 +17,4 @@ downloads:
   - url: https://github.com/lxqt/lxqt-menu-data/archive/refs/tags/${BPM_PKG_VERSION}.tar.gz
     extract_to: ${BPM_SOURCE}
     extract_strip_components: 1
-    checksum: 397f810674e3d55fe46312272289820518d4dbe1b3e475e1e1196b4f1a332f7e
+    checksum: c99c971165db9ea47e2c125eafe3ea118c932c8b8a7a4b45bf017c972227bfa4