Get rid of deprecations in tests

test/test_inference/test_namespace_package.py

@@ -71,9 +71,7 @@ def test_nested_namespace_package(Script):
 
     sys_path = [example_dir]
     project = Project('.', sys_path=sys_path)
-    script = Script(project=project, source=code)
-
-    result = script.infer(line=1, column=45)
+    result = Script(code, project=project).infer(line=1, column=45)
 
     assert len(result) == 1