Fix broken unit tests.

Author: KelSolaar

colour_datasets/records/tests/test_zenodo.py

@@ -326,7 +326,7 @@ def test__str__(self) -> None:
 
 Datasets : 4
 Synced   : 0
-URL      : https://zenodo.org/communities/colour-science-datasets-tests
+URL      : https://zenodo.org/communities/colour-science-datasets-tests/
 
 Datasets
 --------

colour_datasets/records/zenodo.py

@@ -623,7 +623,7 @@ def __str__(self) -> str:
         Datasets : ...
         Synced   : ...
         URL      : https://zenodo.org/communities/\
-colour-science-datasets-tests
+colour-science-datasets-tests/
         """
 
         datasets = "\n".join(