[3.13] gh-116181: Remove Py_BUILD_CORE_BUILTIN and Py_BUILD_CORE_MODULE in rotatingtree.c (GH-121260) (#121307)

gh-116181: Remove Py_BUILD_CORE_BUILTIN and Py_BUILD_CORE_MODULE in rotatingtree.c (GH-121260)
(cherry picked from commit 705a123)

Co-authored-by: AN Long <[email protected]>

Author: miss-islington

Modules/rotatingtree.c

@@ -1,9 +1,4 @@
-#ifndef Py_BUILD_CORE_BUILTIN
-#  define Py_BUILD_CORE_MODULE 1
-#endif
-
 #include "Python.h"
-#include "pycore_lock.h"
 #include "rotatingtree.h"
 
 #define KEY_LOWER_THAN(key1, key2)  ((char*)(key1) < (char*)(key2))