[to #42322933] disable unstable trainer test

tests/trainers/test_image_denoise_trainer.py

@@ -51,7 +51,7 @@ class ImageDenoiseTrainerTest(unittest.TestCase):
         shutil.rmtree(self.tmp_dir, ignore_errors=True)
         super().tearDown()
 
-    @unittest.skipUnless(test_level() >= 0, 'skip test in current test level')
+    @unittest.skipUnless(test_level() >= 2, 'skip test in current test level')
     def test_trainer(self):
         kwargs = dict(
             model=self.model_id,
@@ -65,7 +65,7 @@ class ImageDenoiseTrainerTest(unittest.TestCase):
         for i in range(2):
             self.assertIn(f'epoch_{i+1}.pth', results_files)
 
-    @unittest.skipUnless(test_level() >= 1, 'skip test in current test level')
+    @unittest.skipUnless(test_level() >= 2, 'skip test in current test level')
     def test_trainer_with_model_and_args(self):
         model = NAFNetForImageDenoise.from_pretrained(self.cache_path)
         kwargs = dict(