rollup-plugin-esbuild is dual package

[sxzz]

Describe the bug

rollup-plugin-esbuild is dual package, instead of ESM only.

Reproduction

try on https://github.com/egoist/rollup-plugin-esbuild

System Info

N/A

Used Package Manager

pnpm

Validations

• Follow our Code of Conduct
• Read the Contributing Guide.
• Check that there isn't already an issue that reports the same bug to avoid creating a duplicate.
• Check that this is a concrete bug. For Q&A, please open a GitHub Discussion instead.
• The provided reproduction is a minimal reproducible of the bug.

Contributions

• I am willing to submit a PR to fix this issue
• I am willing to submit a PR with failing tests (actually just go ahead and do it, thanks!)