Enable inline caches for descriptors

Summary: This looks to be a hold-over from 3.14 development when this wasn't working right. Now it's working, let's enable inline caches for descriptors on 3.14.

Reviewed By: alexmalyshev, yoney

Differential Revision: D103738813

fbshipit-source-id: 1f96e4f3b355077b3a4b51ed6a8452318cefb120

Author: DinoV

cinderx/Jit/inline_cache.cpp

@@ -759,10 +759,6 @@ void AttributeCache::fill(
   }
 
   if (descr != nullptr) {
-    // Not yet working.
-    if (PY_VERSION_HEX >= 0x030E0000) {
-      return;
-    }
     BorrowedRef<PyTypeObject> descr_type(Py_TYPE(descr));
     if (descr_type->tp_descr_get != nullptr &&
         descr_type->tp_descr_set != nullptr) {