Can't install gryffin on Python 3.11 on Mac

[jkitchin]

The installation fails on

  clang -DNDEBUG -fwrapv -O2 -Wall -fPIC -O2 -isystem /Users/jkitchin/anaconda3/include -arch arm64 -fPIC -O2 -isystem /Users/jkitchin/anaconda3/include -arch arm64 -I/opt/homebrew/opt/sqlite/include -I/private/var/folders/sj/cb6cr7_s45d67mqjmsfx8mt80000gn/T/pip-build-env-_fw0_xjv/overlay/lib/python3.11/site-packages/numpy/core/include -I/Users/jkitchin/anaconda3/include/python3.11 -c src/gryffin/bayesian_network/kernel_evaluations.c -o build/temp.macosx-11.1-arm64-cpython-311/src/gryffin/bayesian_network/kernel_evaluations.o
  src/gryffin/bayesian_network/kernel_evaluations.c:196:12: fatal error: 'longintrepr.h' file not found
    #include "longintrepr.h"
             ^~~~~~~~~~~~~~~
  1 error generated.
  error: command '/usr/bin/clang' failed with exit code 1
  [end of output]

note: This error originates from a subprocess, and is likely not a problem with pip.
ERROR: Failed building wheel for gryffin
Failed to build gryffin