Build mpdecimal on Windows and fix Python 3.13 validation

[zanieb]

No description provided.

[zanieb]

At a new error now

cpython> removing non-functional executable: C:\Users\RUNNER~1\AppData\Local\Temp\python-build-ihgbdidp\out\python\install\Scripts\pip.exe
cpython> removing non-functional executable: C:\Users\RUNNER~1\AppData\Local\Temp\python-build-ihgbdidp\out\python\install\Scripts\pip3.13.exe
cpython> removing non-functional executable: C:\Users\RUNNER~1\AppData\Local\Temp\python-build-ihgbdidp\out\python\install\Scripts\pip3.exe
cpython> extension not present: _msi

[zanieb]

Alright made it to a new one

encountered build directory for unknown projects: _testclinic_limited, _testlimitedcapi

[zanieb]

Now failing validation

  error: missing extension module: _suggestions
  error: missing extension module: _testexternalinspection
  error: missing extension module: _xxsubinterpreters
  error: python/install/DLLs/_asyncio.pyd loads illegal library python313.dll
  error: python/install/DLLs/_bz2.pyd loads illegal library python313.dll
  error: python/install/DLLs/_ctypes.pyd loads illegal library python313.dll
  error: python/install/DLLs/_ctypes_test.pyd loads illegal library python313.dll
  error: python/install/DLLs/_decimal.pyd loads illegal library python313.dll
  error: python/install/DLLs/_elementtree.pyd loads illegal library python313.dll
  error: python/install/DLLs/_hashlib.pyd loads illegal library python313.dll
  error: python/install/DLLs/_lzma.pyd loads illegal library python313.dll
  error: python/install/DLLs/_multiprocessing.pyd loads illegal library python313.dll
  error: python/install/DLLs/_overlapped.pyd loads illegal library python313.dll
  error: python/install/DLLs/_queue.pyd loads illegal library python313.dll
  error: python/install/DLLs/_socket.pyd loads illegal library python313.dll
  error: python/install/DLLs/_sqlite3.pyd loads illegal library python313.dll
  error: python/install/DLLs/_ssl.pyd loads illegal library python313.dll
  error: python/install/DLLs/_testbuffer.pyd loads illegal library python313.dll
  error: python/install/DLLs/_testcapi.pyd loads illegal library python313.dll
  error: python/install/DLLs/_testclinic.pyd loads illegal library python313.dll
  error: python/install/DLLs/_testclinic_limited.pyd loads illegal library python313.dll
  error: python/install/DLLs/_testconsole.pyd loads illegal library python313.dll
  error: python/install/DLLs/_testimportmultiple.pyd loads illegal library python313.dll
  error: python/install/DLLs/_testinternalcapi.pyd loads illegal library python313.dll
  error: python/install/DLLs/_testlimitedcapi.pyd loads illegal library python313.dll
  error: python/install/DLLs/_testmultiphase.pyd loads illegal library python313.dll
  error: python/install/DLLs/_testsinglephase.pyd loads illegal library python313.dll
  error: python/install/DLLs/_tkinter.pyd loads illegal library python313.dll
  error: python/install/DLLs/_uuid.pyd loads illegal library python313.dll
  error: python/install/DLLs/_wmi.pyd loads illegal library python313.dll
  error: python/install/DLLs/_zoneinfo.pyd loads illegal library python313.dll
  error: python/install/DLLs/pyexpat.pyd loads illegal library python313.dll
  error: python/install/DLLs/select.pyd loads illegal library python313.dll
  error: python/install/DLLs/unicodedata.pyd loads illegal library python313.dll
  error: python/install/DLLs/winsound.pyd loads illegal library python313.dll
  error: python/install/python.exe loads illegal library python313.dll
  error: python/install/pythonw.exe loads illegal library python313.dll
  error: libpython doesn't export _PyWarnings_Init for extension module _warnings

[zanieb]

🥳 Windows working now