Add test case for parsing date without timezone in dateutil tests

Author: jcarneyIHM

tests/test_dateutil_dates.py

@@ -38,6 +38,7 @@
     ("Mon, 30 May 2022 04:05:03 CDT",   "2022-05-30 04:05:03", "2022-05-30 05:05:03"),
     ("Mon, 30 May 2022 04:05:03 MST",   "2022-05-30 04:05:03", "2022-05-30 06:05:03"),
     ("Mon, 30 May 2022 04:05:03 MDT",   "2022-05-30 04:05:03", "2022-05-30 06:05:03"),
+    ("Mon, 30 May 2022 04:05:03",       "2022-05-30 04:05:03", "2022-05-30 04:05:03"),
     ("Mon, 22 May 2023 14:00:00 +1000", "2023-05-22 14:00:00", "2023-05-22 00:00:00"),
     ("Thu, 06 Jul 2023 01:00:00 PDT",   "2023-07-06 01:00:00", "2023-07-06 04:00:00"),
     ("Mon, 22 Dec 2023 14:00:00 -0800", "2023-12-22 14:00:00", "2023-12-22 17:00:00"),