Address ruff lint issues

Author: akx

tests/database_test.py

@@ -245,5 +245,5 @@ def test_modes(self, mock_open) -> None:
         with geoip2.database.Reader(
             path,
             mode=geoip2.database.MODE_MMAP_EXT,
-        ) as reader:
+        ):
             mock_open.assert_called_once_with(path, geoip2.database.MODE_MMAP_EXT)

tests/models_test.py

@@ -269,7 +269,7 @@ def test_city_full(self) -> None:
         assert re.search(
             r"^geoip2.models.City\(\{.*geoname_id.*\}, \[.*en.*\]\)", str(model)
         ), "City str representation looks reasonable"
-        assert not (model == True), "__eq__ does not blow up on weird input"
+        assert not (model == 8), "__eq__ does not blow up on weird input"
 
     def test_unknown_keys(self) -> None:
         model = geoip2.models.City(