[V1] Enable multi-input by default (#15799)

Signed-off-by: DarkLight1337 <tlleungac@connect.ust.hk>

tests/multimodal/test_processing.py

@@ -972,10 +972,13 @@ def test_limit_mm_per_prompt_dummy(model_id, limit, num_supported, is_valid):
     if is_valid:
         exc_ctx = nullcontext()
     else:
-        exc_ctx = pytest.raises(ValueError, match="this model only supports")
+        exc_ctx = pytest.raises(ValueError, match="The model only supports")
 
     with exc_ctx:
-        profiler.get_decoder_dummy_data(model_config.max_model_len)
+        profiler.get_decoder_dummy_data(
+            model_config.max_model_len,
+            mm_counts=limit_mm_per_prompt,
+        )
 
 
 @pytest.mark.parametrize("model_id", ["llava-hf/llava-v1.6-mistral-7b-hf"])