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/compilers/openjdk/fix-java-home-jdk10.patch

@@ -0,0 +1,14 @@
+--- a/src/hotspot/os/linux/os_linux.cpp	2017-07-04 23:09:02.533972226 -0400
++++ b/src/hotspot/os/linux/os_linux.cpp	2017-07-04 23:07:52.118338845 -0400
+@@ -2270,8 +2270,5 @@
+   assert(ret, "cannot locate libjvm");
+   char *rp = NULL;
+   if (ret && dli_fname[0] != '\0') {
+-    rp = os::Posix::realpath(dli_fname, buf, buflen);
+-  }
+-  if (rp == NULL) {
+-    return;
++    snprintf(buf, buflen, "%s", dli_fname);
+   }
+
+   if (Arguments::sun_java_launcher_is_altjvm()) {