Locks and upgrades all dependencies

src/paperless_tika/tests/test_tika_parser.py

@@ -3,11 +3,6 @@ import os
 from pathlib import Path
 from unittest import mock
 
-try:
-    import zoneinfo
-except ImportError:
-    from backports import zoneinfo
-
 from django.test import TestCase
 from django.test import override_settings
 from httpx import Request
@@ -51,7 +46,7 @@ class TestTikaParser(HttpxMockMixin, TestCase):
 
         self.assertEqual(
             self.parser.date,
-            datetime.datetime(2020, 11, 21, tzinfo=zoneinfo.ZoneInfo("UTC")),
+            datetime.datetime(2020, 11, 21),
         )
 
     def test_metadata(self):