gh-102304: Fix 2 New Stable ABI Functions (gh-104762)

Author: ericsnowcurrently

Include/object.h

@@ -590,7 +590,7 @@ you can count such references to the type object.)
 extern Py_ssize_t _Py_RefTotal;
 #    define _Py_INC_REFTOTAL() _Py_RefTotal++
 #    define _Py_DEC_REFTOTAL() _Py_RefTotal--
-#  elif !defined(Py_LIMITED_API) || Py_LIMITED_API+0 > 0x030D0000
+#  elif !defined(Py_LIMITED_API) || Py_LIMITED_API+0 >= 0x030C0000
 PyAPI_FUNC(void) _Py_IncRefTotal_DO_NOT_USE_THIS(void);
 PyAPI_FUNC(void) _Py_DecRefTotal_DO_NOT_USE_THIS(void);
 #    define _Py_INC_REFTOTAL() _Py_IncRefTotal_DO_NOT_USE_THIS()

Lib/test/test_stable_abi_ctypes.py

@@ -2406,3 +2406,12 @@
     added = '3.12'
 [const.Py_TPFLAGS_ITEMS_AT_END]
     added = '3.12'
+
+[function._Py_IncRefTotal_DO_NOT_USE_THIS]
+    added = '3.12'
+    ifdef = 'Py_REF_DEBUG'
+    abi_only = true
+[function._Py_DecRefTotal_DO_NOT_USE_THIS]
+    added = '3.12'
+    ifdef = 'Py_REF_DEBUG'
+    abi_only = true