Use different seeds for retries

tests/test_gui_core.py

@@ -1380,7 +1380,9 @@ class StandardCliTests(unittest.TestCase):
                 call.kwargs["config"].seed
                 for call in client.models.generate_content.call_args_list
             ]
-            self.assertEqual(seeds, [0, 0, 1])
+            self.assertTrue(all(isinstance(seed, int) for seed in seeds))
+            self.assertNotEqual(seeds[0], seeds[1])
+            self.assertNotEqual(seeds[1], seeds[2])
             result = read_json(evaluation / "Copies" / "Copie42_03.json")
             self.assertEqual(result["list"][0]["label"], "??Ex 10 : 1)a)")
             self.assertIn("keeping them with a ?? prefix", output.getvalue())