bpo-35134, Include: Move pytime.h to cpython/pytime.h (GH-23988)

This change is backward compatible since C extension modules
must not include "pytime.h" directly, but only include "Python.h".
diff --git a/Include/Python.h b/Include/Python.h
index 57f71d4..76ead9e 100644
--- a/Include/Python.h
+++ b/Include/Python.h
@@ -82,7 +82,6 @@
 #error "PYMALLOC_DEBUG requires WITH_PYMALLOC"
 #endif
 #include "pymath.h"
-#include "pytime.h"
 #include "pymem.h"
 
 #include "object.h"
@@ -128,6 +127,7 @@
 #include "structseq.h"
 #include "namespaceobject.h"
 #include "picklebufobject.h"
+#include "cpython/pytime.h"
 
 #include "codecs.h"
 #include "pyerrors.h"
diff --git a/Include/pytime.h b/Include/cpython/pytime.h
similarity index 98%
rename from Include/pytime.h
rename to Include/cpython/pytime.h
index 944170f..56607d1 100644
--- a/Include/pytime.h
+++ b/Include/cpython/pytime.h
@@ -2,9 +2,6 @@
 #ifndef Py_PYTIME_H
 #define Py_PYTIME_H
 
-#include "pyconfig.h" /* include for defines */
-#include "object.h"
-
 /**************************************************************************
 Symbols and macros to supply platform-independent interfaces to time related
 functions and constants