config: switch MI355X DSv4.1 Flash to the ROCm nightly image / MI355X DSv4.1 Flash 切换到 ROCm nightly 镜像 - #3035

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Final Result: Bugbot completed review - no issues found! ✅

Request ID: serverGenReqId_e5253cbf-4e3e-4e0c-ae0b-31d6cada4ad9