[CI/Build][MiniCPM-o] Narrow nightly H100 function tests to MiniCPM-o 4.5 (#5696)

Signed-off-by: wangyu <410167048@qq.com>

.buildkite/cuda/test-nightly.yml

@@ -15,7 +15,7 @@ steps:
       - label: ":full_moon: Omni · Function Test with H100"
         timeout_in_minutes: 120
         commands:
-          - pytest -sv tests/e2e --run-level "full_model" -m "full_model and H100 and omni" --ignore=tests/e2e/accuracy --ignore=tests/e2e/online_serving/test_qwen3_omni_multi_replicas.py --ignore=tests/e2e/online_serving/test_minicpmo_4_5_duplex_expansion.py
+          - pytest -sv tests/e2e/online_serving/test_minicpmo_4_5_expansion.py tests/e2e/online_serving/test_minicpmo_4_5.py tests/e2e/offline_inference/test_minicpmo_4_5.py --run-level "full_model" -m "full_model and H100 and omni"
         mirror_hardwares: h100_2
 
       - label: ":full_moon: Omni · MiniCPM-o 4.5 Duplex Test"