Update where_to_put_tests.rst

minor edit (also to test the buildout using github workflow).

Author: kgashok

Sources/source/where_to_put_tests.rst

@@ -20,7 +20,7 @@ https://docs.pytest.org/en/stable/goodpractices.html
 
 For ``nose``, read https://nose.readthedocs.io/en/latest/finding_tests.html
 
-and for ``unittest`` read https://docs.python.org/3/library/unittest.html#test-discovery .
+and for ``unittest`` read https://docs.python.org/3/library/unittest.html#test-discovery.
 
 
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