[Lint]Style: Convert test/ to ruff format(Batch #1) (#6738)

### What this PR does / why we need it?
**Scope of Changes**:
| File Path |
| :--- |
| `tests/e2e/310p/multicard/test_vl_model_multicard.py` |
| `tests/e2e/310p/singlecard/test_vl_model_singlecard.py` |
| `tests/e2e/310p/test_utils.py` |
| `tests/e2e/conftest.py` |
| `tests/e2e/model_utils.py` |
| `tests/e2e/models/conftest.py` |
| `tests/e2e/models/test_lm_eval_correctness.py` |
| `tests/e2e/multicard/2-cards/spec_decode/test_spec_decode.py` |
| `tests/e2e/multicard/2-cards/test_aclgraph_capture_replay.py` |
| `tests/e2e/multicard/2-cards/test_data_parallel.py` |
| `tests/e2e/multicard/2-cards/test_disaggregated_encoder.py` |
| `tests/e2e/multicard/2-cards/test_expert_parallel.py` |
| `tests/e2e/multicard/2-cards/test_external_launcher.py` |
| `tests/e2e/multicard/2-cards/test_full_graph_mode.py` |
| `tests/e2e/multicard/2-cards/test_ilama_lora_tp2.py` |
| `tests/e2e/multicard/2-cards/test_offline_inference_distributed.py` |
| `tests/e2e/multicard/2-cards/test_offline_weight_load.py` |
| `tests/e2e/multicard/2-cards/test_pipeline_parallel.py` |
| `tests/e2e/multicard/2-cards/test_prefix_caching.py` |
| `tests/e2e/multicard/2-cards/test_quantization.py` |
| `tests/e2e/multicard/2-cards/test_qwen3_moe.py` |
| `tests/e2e/multicard/2-cards/test_qwen3_moe_routing_replay.py` |
| `tests/e2e/multicard/2-cards/test_qwen3_performance.py` |
| `tests/e2e/multicard/2-cards/test_shared_expert_dp.py` |
| `tests/e2e/multicard/2-cards/test_single_request_aclgraph.py` |
| `tests/e2e/multicard/2-cards/test_sp_pass.py` |

### Does this PR introduce _any_ user-facing change?

### How was this patch tested?

- vLLM version: v0.15.0
- vLLM main:
9562912cea

Signed-off-by: MrZ20 <2609716663@qq.com>
Co-authored-by: wangxiyuan <wangxiyuan1007@gmail.com>

tests/e2e/310p/test_utils.py

@@ -15,10 +15,12 @@
 # limitations under the License.
 # This file is a part of the vllm-ascend project.
 
-from tests.e2e.conftest import VllmRunner
-from PIL import Image
 import os
 
+from PIL import Image
+
+from tests.e2e.conftest import VllmRunner
+
 
 def get_test_image():
     """Get the image object for testing"""
@@ -32,14 +34,12 @@ def get_test_prompts():
     return ["<|image_pad|>Describe this image in detail."]
 
 
-def run_vl_model_test(model_name: str, 
-                      tensor_parallel_size: int, 
-                      max_tokens: int,
-                      dtype: str = "float16",
-                      enforce_eager: bool = True):
+def run_vl_model_test(
+    model_name: str, tensor_parallel_size: int, max_tokens: int, dtype: str = "float16", enforce_eager: bool = True
+):
     """
     Generic visual language model test function
-    
+
     Args:
         model_name: Model name, e.g., "Qwen/Qwen3-VL-4B"
         tensor_parallel_size: Tensor parallel size
@@ -52,9 +52,6 @@ def run_vl_model_test(model_name: str,
     prompts = get_test_prompts()
 
     with VllmRunner(
-            model_name,
-            tensor_parallel_size=tensor_parallel_size,
-            enforce_eager=enforce_eager,
-            dtype=dtype
+        model_name, tensor_parallel_size=tensor_parallel_size, enforce_eager=enforce_eager, dtype=dtype
     ) as vllm_model:
-        vllm_model.generate_greedy(prompts, max_tokens, images=images)
+        vllm_model.generate_greedy(prompts, max_tokens, images=images)