style: ensure trailing newlines

tests/unit/core/python/arguments/test_PythonASTArgumentsListParser.py

@@ -212,4 +212,4 @@ def argument_list(argument_list: str) -> ast.arguments:
     ]),
 ])
 def test_PythonASTArgumentsListParser_to_argument_list(ast_arguments_list, expected):
-    assert PythonASTArgumentsListParser(ast_arguments_list).to_argument_list() == expected
+    assert PythonASTArgumentsListParser(ast_arguments_list).to_argument_list() == expected

tests/unit/core/python/arguments/test_PythonFunctionArgument.py

@@ -154,4 +154,4 @@ def test_PythonFunctionArgument_asterik(name, kind, annotation):
     (PythonFunctionArgument('a', PythonArgumentKind.KWARGS, None, 'int'), '**a: int'),
 ])
 def test_PythonFunctionArgument_signature_repr(argument, expected):
-    assert argument.signature_repr() == expected
+    assert argument.signature_repr() == expected