[Docs Site] Bump @astrojs/rss from 4.0.9 to 4.0.10 (#18719)

Bumps [@astrojs/rss](https://github.com/withastro/astro/tree/HEAD/packages/astro-rss) from 4.0.9 to 4.0.10.
- [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@4.0.10/packages/astro-rss)

---
updated-dependencies:
- dependency-name: "@astrojs/rss"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -28,7 +28,7 @@
 		"@astro-community/astro-embed-youtube": "^0.5.6",
 		"@astrojs/check": "^0.9.4",
 		"@astrojs/react": "^3.6.3",
-		"@astrojs/rss": "^4.0.9",
+		"@astrojs/rss": "^4.0.10",
 		"@astrojs/sitemap": "^3.2.1",
 		"@astrojs/starlight": "^0.29.2",
 		"@astrojs/starlight-docsearch": "^0.3.0",