message: Add registry_trim bindings
diff: @@ -203,6 +203,7 @@ PYBIND11_MODULE(enoki_ext, m_) {
  m.def("malloc_clear_statistics", &jit_malloc_clear_statistics);
  m.def("set_log_level", &jit_set_log_level_stderr);
  m.def("log_level", &jit_log_level_stderr);
  + m.def("registry_trim", &jit_registry_trim);
  array_detail.def("graphviz", &jit_var_graphviz);
  array_detail.def("schedule", &jit_var_schedule);
  