Python: Update expected test output

Author: hvitved

python/ql/test/experimental/dataflow/variable-capture/dataflow-consistency.expected

@@ -29,6 +29,6 @@ uniqueParameterNodeAtPosition
 uniqueParameterNodePosition
 uniqueContentApprox
 identityLocalStep
-| collections.py:36:10:36:15 | ControlFlowNode for SOURCE | Node steps to itself |
-| collections.py:45:19:45:21 | ControlFlowNode for mod | Node steps to itself |
-| collections.py:52:13:52:21 | ControlFlowNode for mod_local | Node steps to itself |
+| test_collections.py:36:10:36:15 | ControlFlowNode for SOURCE | Node steps to itself |
+| test_collections.py:45:19:45:21 | ControlFlowNode for mod | Node steps to itself |
+| test_collections.py:52:13:52:21 | ControlFlowNode for mod_local | Node steps to itself |