File no-cython_test_exception_raiser.patch of Package python-Twisted

diff --git a/src/twisted/test/test_failure.py b/src/twisted/test/test_failure.py
index a9e920c10e..de9c499972 100644
--- a/src/twisted/test/test_failure.py
+++ b/src/twisted/test/test_failure.py
@@ -19,7 +19,8 @@ from types import TracebackType
 from typing import Any, Generator, cast
 from unittest import skipIf
 
-from cython_test_exception_raiser import raiser
+# from cython_test_exception_raiser import raiser
+raiser = None
 
 from twisted.python import failure, reflect
 from twisted.trial.unittest import SynchronousTestCase