fix date string lenght

tests/test_with_real_data.py

@@ -16,14 +16,14 @@ class TestSamsung(unittest.TestCase):
       assert image.make == "samsung"
 
     image = next((image for image in meta_data if image.name == "samsung_a54_001.jpg"), None)
-    assert image.day == 2
-    assert image.month == 12
-    assert image.year == 2023
+    assert image.day == "02"
+    assert image.month == "12"
+    assert image.year == "2023"
 
     image = next((image for image in meta_data if image.name == "samsung_a54_003.jpg"), None)
-    assert image.day == 8
-    assert image.month == 12
-    assert image.year == 2023
+    assert image.day == "08"
+    assert image.month == "12"
+    assert image.year == "2023"
 
   @unittest.skip("")
   def test_a52s(self):