uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/tools/security/vaultwarden/vault.nix

@@ -0,0 +1,28 @@
+{ lib, stdenv, fetchurl, nixosTests }:
+
+stdenv.mkDerivation rec {
+  pname = "vaultwarden-vault";
+  version = "2.27.0";
+
+  src = fetchurl {
+    url = "https://github.com/dani-garcia/bw_web_builds/releases/download/v${version}/bw_web_v${version}.tar.gz";
+    sha256 = "sha256-r4z45gjVB+RMZM0IE/ec0yf+rt4YDz5IpZEz5FlQSds=";
+  };
+
+  buildCommand = ''
+    mkdir -p $out/share/vaultwarden/
+    cd $out/share/vaultwarden/
+    tar xf $src
+    mv web-vault vault
+  '';
+
+  passthru.tests = nixosTests.vaultwarden;
+
+  meta = with lib; {
+    description = "Integrates the web vault into vaultwarden";
+    homepage = "https://github.com/dani-garcia/bw_web_builds";
+    platforms = platforms.all;
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ msteen mic92 ];
+  };
+}