root5: Fix build with Python 3.11

Was broken since the Python update from https://github.com/NixOS/nixpkgs/pull/251878

This should fix the apfelgrid and applgrid builds, not tested yet

pkgs/applications/science/misc/root/5.nix

@@ -64,6 +64,9 @@ stdenv.mkDerivation rec {
       url = "https://github.com/root-project/root/commit/c75458024082de0cc35b45505c652b8460a9e71b.patch";
       sha256 = "sha256-A5zEjQE9OGPFp/L1HUs4NIdxQMRiwbwCRNWOLN2ENrM=";
     })
+    # Backport Python 3.11 fix to v5 from v6.26
+    # https://github.com/root-project/root/commit/484deb056dacf768aba4954073b41105c431bffc
+    ./root5-python311-fix.patch
   ];
 
   # https://github.com/root-project/root/issues/13216

pkgs/applications/science/misc/root/root5-python311-fix.patch

@@ -0,0 +1,17 @@
+diff --git a/bindings/pyroot/src/MethodProxy.cxx b/bindings/pyroot/src/MethodProxy.cxx
+--- a/bindings/pyroot/src/MethodProxy.cxx
++++ b/bindings/pyroot/src/MethodProxy.cxx
+@@ -4,10 +4,10 @@
+ // Bindings
+ #include "PyROOT.h"
+ #include "structmember.h"    // from Python
+-#if PY_VERSION_HEX >= 0x02050000
+-#include "code.h"            // from Python
+-#else
++#if PY_VERSION_HEX < 0x02050000
+ #include "compile.h"         // from Python
++#elif PY_VERSION_HEX < 0x030b0000
++#include "code.h"            // from Python
+ #endif
+ #ifndef CO_NOFREE
+ // python2.2 does not have CO_NOFREE defined