[Tests] Enable tiny model testing for Qwen-Image Edit and EditPlus (#5656)

Signed-off-by: Nick Cao <ncao@redhat.com>

tests/model_tests/diffusion/test_alignment.py

@@ -21,8 +21,6 @@ pytestmark = [pytest.mark.diffusion, pytest.mark.cpu, pytest.mark.core_model]
 # if you are adding a new model and see the tests below fail, please follow the pattern
 # for adding a new tiny model builder and corresponding entry in DIFFUSION_TEST_SETTINGS.
 EXCLUDED_MODELS = [
-    "QwenImageEditPipeline",
-    "QwenImageEditPlusPipeline",
     "QwenImageLayeredPipeline",
     "GlmImagePipeline",
     "ZImagePipeline",