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/servers/shishi/gcrypt-fix.patch

@@ -0,0 +1,34 @@
+diff --git a/configure b/configure
+index c9a442b..a596bfe 100755
+--- a/configure
++++ b/configure
+@@ -24491,12 +24491,6 @@ else
+ /* end confdefs.h.  */
+ 
+ #include <gcrypt.h>
+-/* GCRY_MODULE_ID_USER was added in 1.4.4 and gc-libgcrypt.c
+-   will fail on startup if we don't have 1.4.4 or later, so
+-   test for it early. */
+-#if !defined GCRY_MODULE_ID_USER
+-error too old libgcrypt
+-#endif
+ 
+ int
+ main ()
+diff --git a/gl/m4/gc.m4 b/gl/m4/gc.m4
+index b352e33..4bab9f4 100644
+--- a/gl/m4/gc.m4
++++ b/gl/m4/gc.m4
+@@ -12,12 +12,6 @@ AC_DEFUN([gl_GC],
+   if test "$libgcrypt" != no; then
+     AC_LIB_HAVE_LINKFLAGS([gcrypt], [gpg-error], [
+ #include <gcrypt.h>
+-/* GCRY_MODULE_ID_USER was added in 1.4.4 and gc-libgcrypt.c
+-   will fail on startup if we don't have 1.4.4 or later, so
+-   test for it early. */
+-#if !defined GCRY_MODULE_ID_USER
+-error too old libgcrypt
+-#endif
+ ])
+   fi
+ ])