remove vlang patch

modules/vlang-fix.nix

@@ -1,18 +0,0 @@
-{ config, lib, pkgs, ... }:
-
-# This is a temporary workaround for
-# https://github.com/NixOS/nixpkgs/issues/131539
-
-{
-  nixpkgs.overlays = [
-    (self: super: {
-      vlang = super.vlang.overrideAttrs (_: {
-        postInstall = ''
-          find $out/lib/cmd/tools -maxdepth 1 -name 'v*.v' |
-            HOME=$TMPDIR xargs -P0 -n1 ${pkgs.python3}/bin/python -c \
-              'import os,sys,pty; pty.spawn([os.getenv("out")+"/bin/v",sys.argv[1]])'
-        '';
-      });
-    })
-  ];
-}