gh-106320: winconsoleio.c includes pycore_pyerrors.h (#108720)

Fix compiler warning:

    warning C4013: '_PyErr_ChainExceptions1' undefined

Author: vstinner

Modules/_io/winconsoleio.c

@@ -9,6 +9,7 @@
 #include "Python.h"
 #include "pycore_fileutils.h"     // _Py_BEGIN_SUPPRESS_IPH
 #include "pycore_object.h"        // _PyObject_GC_UNTRACK()
+#include "pycore_pyerrors.h"      // _PyErr_ChainExceptions1()
 
 #ifdef HAVE_WINDOWS_CONSOLE_IO