Reproduction link or steps

https://stackblitz.com/edit/rolldown-rolldown-starter-stackblitz-swq5umnb?file=rolldown.config.mjs,package.json

What is expected?

should auto-deduplicate entry point

What is actually happening?

did not auto-deduplicate entry point

System Info

n/a

Any additional comments?

No response