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/nim-packages/spry/python.patch

@@ -0,0 +1,43 @@
+diff --git a/src/ispry.nim b/src/ispry.nim
+index 23ad6c3..d2cfc89 100644
+--- a/src/ispry.nim
++++ b/src/ispry.nim
+@@ -21,7 +21,7 @@ import spryvm/sprycore, spryvm/sprylib, spryvm/spryextend, spryvm/sprymath,
+   spryvm/spryos, spryvm/spryio, spryvm/sprymemfile, spryvm/sprythread,
+   spryvm/spryoo, spryvm/sprydebug, spryvm/sprycompress, spryvm/sprystring,
+   spryvm/sprymodules, spryvm/spryreflect, spryvm/spryblock, spryvm/sprynet,
+-  spryvm/sprysmtp, spryvm/spryjson, spryvm/sprysqlite, spryvm/sprypython,
++  spryvm/sprysmtp, spryvm/spryjson, spryvm/sprysqlite,
+   spryvm/spryrocksdb
+ 
+ const Prompt = ">>> "
+@@ -63,7 +63,6 @@ proc main() =
+ 
+   spry.addMemfile()
+   spry.addThread()
+-  spry.addPython()
+   spry.addDebug()
+   spry.addCompress()
+   spry.addReflect()
+diff --git a/src/spry.nim b/src/spry.nim
+index 670a280..cda9027 100644
+--- a/src/spry.nim
++++ b/src/spry.nim
+@@ -14,8 +14,7 @@ import spryvm/sprycore, spryvm/sprylib, spryvm/spryextend, spryvm/sprymath,
+   spryvm/spryos, spryvm/spryio, spryvm/sprymemfile, spryvm/sprythread,
+   spryvm/spryoo, spryvm/sprydebug, spryvm/sprycompress, spryvm/sprystring,
+   spryvm/sprymodules, spryvm/spryreflect, spryvm/spryui, spryvm/spryblock, spryvm/sprynet,
+-  spryvm/sprysmtp, spryvm/spryjson, spryvm/sprysqlite, spryvm/spryrocksdb,
+-  spryvm/sprypython
++  spryvm/sprysmtp, spryvm/spryjson, spryvm/sprysqlite, spryvm/spryrocksdb
+ 
+ var spry = newInterpreter()
+ 
+@@ -34,7 +33,6 @@ spry.addOO()
+ 
+ spry.addMemfile()
+ spry.addThread()
+-spry.addPython()
+ spry.addDebug()
+ spry.addCompress()
+ spry.addReflect()