[E2E] Optimize the E2E test time. (#5294)

### What this PR does / why we need it?
Add cudagraph_capture_sizes for E2E CI test.

- vLLM version: release/v0.13.0
- vLLM main:
ad32e3e19c

Signed-off-by: menogrey <1299267905@qq.com>

tests/e2e/singlecard/pooling/test_embedding.py

@@ -64,6 +64,7 @@ def test_bge_m3_correctness():
     with VllmRunner(
             model_name,
             runner="pooling",
+            cudagraph_capture_sizes=[4],
     ) as vllm_aclgraph_runner:
         vllm_aclgraph_outputs = vllm_aclgraph_runner.embed(queries)