Improve test to check non-ascii chars.
@@ -8,4 +8,5 @@ encoding//pydev_ipython/inputhookqt5.py=utf-8
encoding//pydev_ipython/inputhookwx.py=utf-8
encoding//pydevd_attach_to_process/winappdbg/__init__.py=utf-8
encoding//tests_python/resources/_debugger_case_redirect.py=utf-8
+encoding//tests_python/test_convert_utilities.py=utf-8
encoding//tests_python/test_debugger.py=utf-8
