Repair logging test spew caused by rev. 51206.
diff --git a/Lib/test/test_logging.py b/Lib/test/test_logging.py
index 68c23c2..ee34f8c 100644
--- a/Lib/test/test_logging.py
+++ b/Lib/test/test_logging.py
@@ -493,7 +493,7 @@
             try:
                 logging._handlers.clear()
                 logging._handlers.update(saved_handlers)
-                logging._handlerList = saved_handler_list
+                logging._handlerList[:] = saved_handler_list
                 loggerDict = logging.getLogger().manager.loggerDict
                 loggerDict.clear()
                 loggerDict.update(saved_loggers)
@@ -560,7 +560,7 @@
         try:
             logging._handlers.clear()
             logging._handlers.update(saved_handlers)
-            logging._handlerList = saved_handler_list
+            logging._handlerList[:] = saved_handler_list
             loggerDict = logging.getLogger().manager.loggerDict
             loggerDict.clear()
             loggerDict.update(saved_loggers)