Port some tests away from nose as examples (#33437)

We don't need to use both nose and pytest.  Once we get rid of all uses
of nose we can remove the extra dependency

test/units/module_utils/json_utils/test_filter_non_json_lines.py

@@ -22,8 +22,6 @@ __metaclass__ = type
 
 import json
 
-from nose.tools import eq_, raises
-
 from ansible.compat.tests import unittest
 from ansible.module_utils.json_utils import _filter_non_json_lines