MAINT Add jsproxy_typedict to _core_module (pyodide#2473)

Author: hoodmane

src/core/jsproxy.c

@@ -2145,6 +2145,8 @@ JsProxy_init(PyObject* core_module)
   JsProxy_TypeDict = PyDict_New();
   FAIL_IF_NULL(JsProxy_TypeDict);
 
+  PyModule_AddObject(core_module, "jsproxy_typedict", JsProxy_TypeDict);
+
   PyExc_BaseException_Type = (PyTypeObject*)PyExc_BaseException;
   _Exc_JsException.tp_base = (PyTypeObject*)PyExc_Exception;