Update dependency rollup to v3.21.3

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
rollup (source)	3.21.2 -> 3.21.3

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Release Notes

rollup/rollup

### [`v3.21.3`](https://togithub.com/rollup/rollup/blob/HEAD/CHANGELOG.md#​3213) [Compare Source](https://togithub.com/rollup/rollup/compare/v3.21.2...v3.21.3) *2023-05-02* ##### Bug Fixes - Run `process.exit()` when Rollup CLI finishes successfully to solve issues on some systems ([#​4969](https://togithub.com/rollup/rollup/issues/4969)) ##### Pull Requests - [#​4954](https://togithub.com/rollup/rollup/pull/4954): test: enable typecheck for \_config files ([@​antfu](https://togithub.com/antfu)) - [#​4969](https://togithub.com/rollup/rollup/pull/4969): Automatically force close Rollup when done ([@​lukastaegert](https://togithub.com/lukastaegert))

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