Remove the function from the limited C API

Author: vstinner

Doc/data/stable_abi.dat

@@ -48,7 +48,9 @@ PyAPI_FUNC(int) PyCapsule_SetName(PyObject *capsule, const char *name);
 
 PyAPI_FUNC(int) PyCapsule_SetContext(PyObject *capsule, void *context);
 
+#ifndef Py_LIMITED_API
 PyAPI_FUNC(int) PyCapsule_SetTraverse(PyObject *op, traverseproc traverse_func, inquiry clear_func);
+#endif
 
 PyAPI_FUNC(void *) PyCapsule_Import(
     const char *name,           /* UTF-8 encoded string */

Include/pycapsule.h

@@ -2450,5 +2450,3 @@
     added = '3.13'
 [function.PyDict_GetItemStringRef]
     added = '3.13'
-[function.PyCapsule_SetTraverse]
-    added = '3.13'