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/applications/networking/cluster/helm/wrapper.nix

@@ -0,0 +1,44 @@
+{ symlinkJoin, lib, makeWrapper, writeText }:
+
+helm:
+
+let
+  wrapper = {
+    plugins ? [],
+    extraMakeWrapperArgs ? ""
+  }:
+  let
+
+  initialMakeWrapperArgs = [
+  ];
+
+  pluginsDir = symlinkJoin {
+    name = "helm-plugins";
+    paths = plugins;
+  };
+in
+  symlinkJoin {
+    name = "helm-${lib.getVersion helm}";
+
+    # Remove the symlinks created by symlinkJoin which we need to perform
+    # extra actions upon
+    postBuild = ''
+      wrapProgram "$out/bin/helm" \
+        "--set" "HELM_PLUGINS" "${pluginsDir}" ${extraMakeWrapperArgs}
+    '';
+    paths = [ helm pluginsDir ];
+
+    preferLocalBuild = true;
+
+    nativeBuildInputs = [ makeWrapper ];
+    passthru = { unwrapped = helm; };
+
+    meta = helm.meta // {
+      # To prevent builds on hydra
+      hydraPlatforms = [];
+      # prefer wrapper over the package
+      priority = (helm.meta.priority or 0) - 1;
+    };
+  };
+in
+  lib.makeOverridable wrapper