JIT: Fix compiler warning from visibility attribute in typedef (#139981)

Author: savannahostrowski

Tools/jit/trampoline.c

@@ -10,7 +10,7 @@ _Py_CODEUNIT *
 _JIT_ENTRY(
     _PyExecutorObject *exec, _PyInterpreterFrame *frame, _PyStackRef *stack_pointer, PyThreadState *tstate
 ) {
-    typedef DECLARE_TARGET((*jit_func));
-    jit_func jitted = (jit_func)exec->jit_code;
+    // Note that this is *not* a tail call
+    jit_func_preserve_none jitted = (jit_func_preserve_none)exec->jit_code;
     return jitted(frame, stack_pointer, tstate);
 }