Bump the prod-dependencies group across 1 directory with 10 updates

Bumps the prod-dependencies group with 10 updates in the / directory:

| Package | From | To |
| --- | --- | --- |
| [@astrojs/check](https://github.com/withastro/language-tools/tree/HEAD/packages/astro-check) | `0.9.4` | `0.9.5` |
| [@astrojs/rss](https://github.com/withastro/astro/tree/HEAD/packages/astro-rss) | `2.4.3` | `4.0.13` |
| [github-markdown-css](https://github.com/sindresorhus/github-markdown-css) | `5.2.0` | `5.8.1` |
| [react](https://github.com/facebook/react/tree/HEAD/packages/react) | `18.2.0` | `19.2.0` |
| [react-dom](https://github.com/facebook/react/tree/HEAD/packages/react-dom) | `18.2.0` | `19.2.0` |
| [react-markdown](https://github.com/remarkjs/react-markdown) | `8.0.7` | `10.1.0` |
| [rehype-raw](https://github.com/rehypejs/rehype-raw) | `6.1.1` | `7.0.0` |
| [remark-gfm](https://github.com/remarkjs/remark-gfm) | `3.0.1` | `4.0.1` |
| [sharp](https://github.com/lovell/sharp) | `0.34.3` | `0.34.4` |
| [specificity](https://github.com/keeganstreet/specificity) | `0.4.1` | `1.0.0` |



Updates `@astrojs/check` from 0.9.4 to 0.9.5
- [Release notes](https://github.com/withastro/language-tools/releases)
- [Changelog](https://github.com/withastro/language-tools/blob/main/packages/astro-check/CHANGELOG.md)
- [Commits](https://github.com/withastro/language-tools/commits/HEAD/packages/astro-check)

Updates `@astrojs/rss` from 2.4.3 to 4.0.13
- [Release notes](https://github.com/withastro/astro/releases)
- [Changelog](https://github.com/withastro/astro/blob/main/packages/astro-rss/CHANGELOG.md)
- [Commits](https://github.com/withastro/astro/commits/@astrojs/rss@4.0.13/packages/astro-rss)

Updates `github-markdown-css` from 5.2.0 to 5.8.1
- [Release notes](https://github.com/sindresorhus/github-markdown-css/releases)
- [Commits](sindresorhus/github-markdown-css@v5.2.0...v5.8.1)

Updates `react` from 18.2.0 to 19.2.0
- [Release notes](https://github.com/facebook/react/releases)
- [Changelog](https://github.com/facebook/react/blob/main/CHANGELOG.md)
- [Commits](https://github.com/facebook/react/commits/v19.2.0/packages/react)

Updates `react-dom` from 18.2.0 to 19.2.0
- [Release notes](https://github.com/facebook/react/releases)
- [Changelog](https://github.com/facebook/react/blob/main/CHANGELOG.md)
- [Commits](https://github.com/facebook/react/commits/v19.2.0/packages/react-dom)

Updates `react-markdown` from 8.0.7 to 10.1.0
- [Release notes](https://github.com/remarkjs/react-markdown/releases)
- [Changelog](https://github.com/remarkjs/react-markdown/blob/main/changelog.md)
- [Commits](remarkjs/react-markdown@8.0.7...10.1.0)

Updates `rehype-raw` from 6.1.1 to 7.0.0
- [Release notes](https://github.com/rehypejs/rehype-raw/releases)
- [Commits](rehypejs/rehype-raw@6.1.1...7.0.0)

Updates `remark-gfm` from 3.0.1 to 4.0.1
- [Release notes](https://github.com/remarkjs/remark-gfm/releases)
- [Commits](remarkjs/remark-gfm@3.0.1...4.0.1)

Updates `sharp` from 0.34.3 to 0.34.4
- [Release notes](https://github.com/lovell/sharp/releases)
- [Commits](lovell/sharp@v0.34.3...v0.34.4)

Updates `specificity` from 0.4.1 to 1.0.0
- [Commits](keeganstreet/specificity@v0.4.1...v1.0.0)

---
updated-dependencies:
- dependency-name: "@astrojs/check"
  dependency-version: 0.9.5
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: prod-dependencies
- dependency-name: "@astrojs/rss"
  dependency-version: 4.0.13
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: prod-dependencies
- dependency-name: github-markdown-css
  dependency-version: 5.8.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: prod-dependencies
- dependency-name: react
  dependency-version: 19.2.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: prod-dependencies
- dependency-name: react-dom
  dependency-version: 19.2.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: prod-dependencies
- dependency-name: react-markdown
  dependency-version: 10.1.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: prod-dependencies
- dependency-name: rehype-raw
  dependency-version: 7.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: prod-dependencies
- dependency-name: remark-gfm
  dependency-version: 4.0.1
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: prod-dependencies
- dependency-name: sharp
  dependency-version: 0.34.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: prod-dependencies
- dependency-name: specificity
  dependency-version: 1.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: prod-dependencies
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]