chore: upgrade vinput

flake.lock

@@ -174,16 +174,16 @@
         "sherpa-onnx": "sherpa-onnx"
       },
       "locked": {
-        "lastModified": 1790069778,
-        "narHash": "sha256-Fs3dTHfde74C4MXZLJWvhDY6fQUIrY2Qwcgnq59aKJ0=",
+        "lastModified": 1791980447,
+        "narHash": "sha256-jZxyxDEUYuGDh7c27yiGYn6BW0KzfgwX+HW9nXmvCoo=",
         "owner": "xifan2333",
         "repo": "fcitx5-vinput",
-        "rev": "eada49c62ddcb1a4efd7473794bad71a7cacc075",
+        "rev": "ac545c6c5ec1105f0c4ec8b54b21dd3a79a544a4",
         "type": "github"
       },
       "original": {
         "owner": "xifan2333",
-        "ref": "v2.4.0",
+        "ref": "v2.4.2",
         "repo": "fcitx5-vinput",
         "type": "github"
       }

flake.nix

@@ -23,7 +23,7 @@
     nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable";
     # Pinned to release tag v2.4.0 (not a branch); bump deliberately when needed.
     fcitx5-vinput = {
-      url = "github:xifan2333/fcitx5-vinput/v2.4.0";
+      url = "github:xifan2333/fcitx5-vinput/v2.4.2";
       inputs.nixpkgs.follows = "nixpkgs";
     };
     nixpkgs-stable.url = "github:nixos/nixpkgs/nixos-26.05";