Bump the astro group in /webserver with 2 updates

Bumps the astro group in /webserver with 2 updates: [astro](https://github.com/withastro/astro/tree/HEAD/packages/astro) and [@astrojs/check](https://github.com/withastro/language-tools/tree/HEAD/packages/astro-check).


Updates `astro` from 4.4.15 to 4.5.4
- [Release notes](https://github.com/withastro/astro/releases)
- [Changelog](https://github.com/withastro/astro/blob/main/packages/astro/CHANGELOG.md)
- [Commits](https://github.com/withastro/astro/commits/[email protected]/packages/astro)

Updates `@astrojs/check` from 0.5.6 to 0.5.9
- [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/@astrojs/[email protected]/packages/astro-check)

---
updated-dependencies:
- dependency-name: astro
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: astro
- dependency-name: "@astrojs/check"
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: astro
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

webserver/package.json

@@ -32,7 +32,7 @@
     "@sentry/astro": "^7.106.0",
     "@shoelace-style/shoelace": "^2.14.0",
     "age-encryption": "^0.1.5",
-    "astro": "^4.4.15",
+    "astro": "^4.5.4",
     "debug": "^4.3.4",
     "dset": "^3.1.3",
     "express": "^4.18.3",
@@ -52,7 +52,7 @@
     "zod": "^3.22.4"
   },
   "devDependencies": {
-    "@astrojs/check": "^0.5.6",
+    "@astrojs/check": "^0.5.9",
     "@playwright/test": "1.42.1",
     "@types/mdast": "^4.0.3",
     "@types/n3": "^1.16.4",