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>

maintainers/scripts/haskell/transitive-broken-packages.nix

@@ -0,0 +1,16 @@
+let
+  nixpkgs = import ../../..;
+  inherit (nixpkgs {}) pkgs lib;
+  getEvaluating = x:
+    builtins.attrNames (
+      lib.filterAttrs (
+        _: v: (builtins.tryEval (v.outPath or null)).success && lib.isDerivation v && !v.meta.broken
+      ) x
+    );
+  brokenDeps = lib.subtractLists
+    (getEvaluating pkgs.haskellPackages)
+    (getEvaluating (nixpkgs { config.allowBroken = true; }).haskellPackages);
+in
+''
+  ${lib.concatMapStringsSep "\n" (x: "  - ${x}") brokenDeps}
+''