Explicitly pass PYTHON_INCLUDE_DIR and PYTHON_LIBRARY to CMake to avoid

using macOS's default Python2 headers.

setup.py

@@ -1,7 +1,8 @@
 import os
 import re
-import sys
 import platform
+import sys
+import sysconfig
 import subprocess
 
 from setuptools import setup, Extension
@@ -43,7 +44,10 @@ class CMakeBuild(build_ext):
                       '-DKOMPUTE_OPT_BUILD_PYTHON=1',
                       '-DKOMPUTE_OPT_ENABLE_SPDLOG=0',
                       '-DKOMPUTE_OPT_REPO_SUBMODULE_BUILD=1',
-                      '-DPYTHON_EXECUTABLE=' + sys.executable]
+                      '-DPYTHON_EXECUTABLE=' + sys.executable,
+                      '-DPYTHON_INCLUDE_DIR=' + sysconfig.get_path('include'),
+                      '-DPYTHON_LIBRARY=' + sysconfig.get_path('stdlib'),
+        ]
 
         cfg = 'Debug' if self.debug else 'Release'
         build_args = ['--config', cfg]