Update dependency @vitejs/plugin-legacy to v3

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
@vitejs/plugin-legacy (source)	2.3.1 -> 3.0.1

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Release Notes

vitejs/vite

### [`v3.0.1`](https://togithub.com/vitejs/vite/blob/HEAD/packages/plugin-legacy/CHANGELOG.md#small301-2022-12-09-small) [Compare Source](https://togithub.com/vitejs/vite/compare/v3.0.0...v3.0.1) - chore: update vite and plugins to stable ([#​11278](https://togithub.com/vitejs/vite/issues/11278)) ([026f41e](https://togithub.com/vitejs/vite/commit/026f41e)), closes [#​11278](https://togithub.com/vitejs/vite/issues/11278) ### [`v3.0.0`](https://togithub.com/vitejs/vite/blob/HEAD/packages/plugin-legacy/CHANGELOG.md#​300-2022-12-09) [Compare Source](https://togithub.com/vitejs/vite/compare/v2.3.1...v3.0.0) - chore: enable prettier trailing commas ([#​11167](https://togithub.com/vitejs/vite/issues/11167)) ([134ce68](https://togithub.com/vitejs/vite/commit/134ce68)), closes [#​11167](https://togithub.com/vitejs/vite/issues/11167) - chore(deps): update all non-major dependencies ([#​11182](https://togithub.com/vitejs/vite/issues/11182)) ([8b83089](https://togithub.com/vitejs/vite/commit/8b83089)), closes [#​11182](https://togithub.com/vitejs/vite/issues/11182)

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