chore(deps): update ghcr.io/snyssen/personal-website docker tag to v2.3.0

[renovate[bot]]

This PR contains the following updates:

Package	Update	Change
ghcr.io/snyssen/personal-website	minor	2.2.1 -> 2.3.0

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Release Notes

snyssen/personal-website (ghcr.io/snyssen/personal-website)

### [`v2.3.0`](https://togithub.com/snyssen/personal-website/blob/HEAD/CHANGELOG.md#230-2023-12-29) [Compare Source](https://togithub.com/snyssen/personal-website/compare/v2.2.1...v2.3.0) ##### Features - add 404 page ([36c9725](https://togithub.com/snyssen/personal-website/commit/36c972595100cb0b0ba5cb778caadf1e64963de8)), closes [#​69](https://togithub.com/snyssen/personal-website/issues/69) - **blog:** add the expressive-code package ([4650e1a](https://togithub.com/snyssen/personal-website/commit/4650e1a0a0ce2e1c21345e442612c300127b6430)) ##### Bug Fixes - **deps:** pin dependency astro-expressive-code to 0.30.1 ([#​115](https://togithub.com/snyssen/personal-website/issues/115)) ([16b3dd7](https://togithub.com/snyssen/personal-website/commit/16b3dd784262b61475658a92338f1caf13a7e589)) - **deps:** update astrojs packages ([#​112](https://togithub.com/snyssen/personal-website/issues/112)) ([e7cb959](https://togithub.com/snyssen/personal-website/commit/e7cb9597719ca60f1a9056f5fb272e23cdb083a8)) - fix (almost) all accessibility issues ([ce9dd9b](https://togithub.com/snyssen/personal-website/commit/ce9dd9b31f625c918f85e1a6c607809c6f951e7b))

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