developing_collections_testing: Fix formatting (#75233)

docs/docsite/rst/dev_guide/developing_collections_testing.rst

@@ -29,7 +29,7 @@ See :ref:`testing_compile` and :ref:`testing_sanity` for more information. See t
 Adding unit tests
 -----------------
 
-You must place unit tests in the appropriate``tests/unit/plugins/`` directory. For example, you would place tests for ``plugins/module_utils/foo/bar.py`` in ``tests/unit/plugins/module_utils/foo/test_bar.py`` or ``tests/unit/plugins/module_utils/foo/bar/test_bar.py``. For examples, see the `unit tests in community.general <https://github.com/ansible-collections/community.general/tree/master/tests/unit/>`_.
+You must place unit tests in the appropriate ``tests/unit/plugins/`` directory. For example, you would place tests for ``plugins/module_utils/foo/bar.py`` in ``tests/unit/plugins/module_utils/foo/test_bar.py`` or ``tests/unit/plugins/module_utils/foo/bar/test_bar.py``. For examples, see the `unit tests in community.general <https://github.com/ansible-collections/community.general/tree/master/tests/unit/>`_.
 
 To run all unit tests for all supported Python versions::