fix aligned_alloc on windows

pystencils/cpu/cpujit.py

@@ -160,7 +160,7 @@ def read_config():
             ('msvc_version', 'latest'),
             ('llc_command', get_llc_command() or 'llc'),
             ('arch', 'x64'),
-            ('flags', '/Ox /fp:fast /OpenMP /arch:avx /std:c++17'),
+            ('flags', '/Ox /fp:fast /OpenMP /arch:avx /D aligned_alloc=_aligned_malloc'),
             ('restrict_qualifier', '__restrict')
         ])
     elif platform.system().lower() == 'darwin':