[fix] Fix dp+ep for eb45 300b

[liyonghua0910]

修复 EP+DP 混合式部署无法启动的问题，本地验证：

• Blockwise FP8 可以跑通
• WINT8 报错

[paddle-bot]

Thanks for your contribution!

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you all sign our Contributor License Agreement before we can accept your contribution.
2 out of 3 committers have signed the CLA.

✅ bukejiyu
✅ liyonghua0910
❌ ltd0924

---

ltd0924 seems not to be a GitHub user. You need a GitHub account to be able to sign the CLA. If you have already a GitHub account, please add the email address used for this commit to your account.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}