Fix tests

Previously renamed example not updated in tests

test/example_tests.py

@@ -40,7 +40,7 @@ class Test(unittest.TestCase):
                     'examples/injection_examples/change_sampled_parameters.py',
                     'examples/injection_examples/marginalized_likelihood.py',
                     'examples/injection_examples/create_your_own_time_domain_source_model.py',
-                    'examples/other_examples/alternative_likelihoods.py',
+                    'examples/other_examples/linear_regression.py',
                     ]
         for filename in examples:
             print("Testing {}".format(filename))