netcat-openbsd: 1.219-1 -> 1.234-1; fix build with gcc15; modernize (#476197)

pkgs/by-name/ne/netcat-openbsd/package.nix

@@ -7,16 +7,16 @@
   installShellFiles,
 }:
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation (finalAttrs: {
   pname = "netcat-openbsd";
-  version = "1.219-1";
+  version = "1.234-1";
 
   src = fetchFromGitLab {
     domain = "salsa.debian.org";
     owner = "debian";
     repo = "netcat-openbsd";
-    rev = "refs/tags/debian/${version}";
-    sha256 = "sha256-rN8pl3Qf0T8bXGtVH22tBpGY/EcnbgGm1G8Z2patGbo=";
+    tag = "debian/${finalAttrs.version}";
+    hash = "sha256-6pCsBbS2IjXyXgNXURHK3uMRTJ0aXAsu29kc7f479Os=";
   };
 
   strictDeps = true;
@@ -35,8 +35,7 @@ stdenv.mkDerivation rec {
   installPhase = ''
     runHook preInstall
 
-    mkdir -p $out/bin
-    mv nc $out/bin/nc
+    install -Dm755 -t $out/bin nc
     installManPage nc.1
 
     runHook postInstall
@@ -57,4 +56,4 @@ stdenv.mkDerivation rec {
     # never built on aarch64-darwin, x86_64-darwin since first introduction in nixpkgs
     broken = stdenv.hostPlatform.isDarwin;
   };
-}
+})