[Bug] regress/aggregates_optimizer due to gporca fallback

[Ray-Eldath]

Cloudberry Database version

No response

What happened

https://github.com/cloudberrydb/cloudberrydb/actions/runs/6876511536/job/18702692465?pr=291

What you think should happen instead

No response

How to reproduce

n/a

Operating System

ci

Anything else

No response

Are you willing to submit PR?

• [ ] Yes, I am willing to submit a PR!

Code of Conduct

• [X] I agree to follow this project's Code of Conduct.