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/development/interpreters/python/hooks/wheel-unpack-hook.sh

@@ -0,0 +1,18 @@
+# Setup hook to use in case a wheel is fetched
+echo "Sourcing wheel setup hook"
+
+wheelUnpackPhase(){
+    echo "Executing wheelUnpackPhase"
+    runHook preUnpack
+
+    mkdir -p dist
+    cp "$src" "dist/$(stripHash "$src")"
+
+#     runHook postUnpack # Calls find...?
+    echo "Finished executing wheelUnpackPhase"
+}
+
+if [ -z "${dontUseWheelUnpack-}" ] && [ -z "${unpackPhase-}" ]; then
+    echo "Using wheelUnpackPhase"
+    unpackPhase=wheelUnpackPhase
+fi