fix(deps): update dependency vitepress to v1.2.3

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
vitepress (source)	1.2.2 -> 1.2.3

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Release Notes

vuejs/vitepress (vitepress)

### [`v1.2.3`](https://togithub.com/vuejs/vitepress/blob/HEAD/CHANGELOG.md#123-2024-06-04) [Compare Source](https://togithub.com/vuejs/vitepress/compare/v1.2.2...v1.2.3) ##### Bug Fixes - **theme,a11y:** handle overflow on long mathematical equation and make tables focusable ([#​3932](https://togithub.com/vuejs/vitepress/issues/3932)) (closes [#​3914](https://togithub.com/vuejs/vitepress/issues/3914)) ([afc611d](https://togithub.com/vuejs/vitepress/commit/afc611d399d2780550ae04caa0e73e1c0c69a680)) - **types:** wrong types generated for markdown-it > mdurl ([48ca76c](https://togithub.com/vuejs/vitepress/commit/48ca76c523d9b979a678d52447f5ce324799e47f)), closes [#​3935](https://togithub.com/vuejs/vitepress/issues/3935)

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