Renovate[bot]: Update dependency rollup to v4.1.1

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
rollup (source)	4.1.0 -> 4.1.1

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Pre-merge checks

• [x] Make sure the GitHub Actions tests are passing.

• [x] Run bin/compare-build-branch.sh locally on this branch and confirm that this PR is not causing unexpected changes to the build. Requirements to run this script: grunt build and nvm.

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Release Notes

rollup/rollup (rollup)

### [`v4.1.1`](https://togithub.com/rollup/rollup/blob/HEAD/CHANGELOG.md#411) [Compare Source](https://togithub.com/rollup/rollup/compare/v4.1.0...v4.1.1) *2023-10-15* ##### Bug Fixes - Improve Node parsing performance ([#​5201](https://togithub.com/rollup/rollup/issues/5201)) ##### Pull Requests - [#​5201](https://togithub.com/rollup/rollup/pull/5201): perf: use mimalloc for bindings_napi ([@​sapphi-red](https://togithub.com/sapphi-red))

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Configuration

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[mattyrob]

Local run of bin/compare-build-branch.sh renovate/rollup-4.x returned:

Diff results for branch: renovate/rollup-4.x
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       0 build-compare.diff