Update PyErr_SetRaisedException backport

Author: ZeroIntensity

src/_pyawaitable/backport.c

@@ -41,7 +41,7 @@ PyErr_GetRaisedException(void)
 void
 PyErr_SetRaisedException(PyObject *err)
 {
-    PyErr_Restore((PyObject *) Py_TYPE(err), err, NULL);
+    PyErr_Restore(Py_NewRef((PyObject *) Py_TYPE(err)), err, NULL);
 }
 
 #endif

tests/extension/test.c

@@ -41,15 +41,13 @@ test(PyObject *self, PyObject *coro)
 int
 raising_callback(PyObject *awaitable, PyObject *result)
 {
-    puts("raising_callback called");
     PyErr_SetString(PyExc_RuntimeError, "test");
     return -1;
 }
 
 int
 raising_err_callback(PyObject *awaitable, PyObject *result)
 {
-    puts("raising_err_callback called");
     PyErr_SetString(PyExc_ZeroDivisionError, "test");
     return -2;
 }