Allow hidden sourcemap to remove generated comments in sourcemaps

[xeoneux]

Clear and concise description of the problem

Allow hidden sourcemap to remove generated comments in sourcemaps as rollup does.

Suggested solution

The feature is already supported since config is merged with rollup config, only types need to be updated

Alternative

None

Additional context

https://rollupjs.org/guide/en/#outputsourcemap

[github-actions]

This issue has been locked since it has been closed for more than 14 days.

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