Bump @astrojs/starlight-tailwind from 4.0.2 to 5.0.0 in /docs (#905)

Bumps [@astrojs/starlight-tailwind](https://github.com/withastro/starlight/tree/HEAD/packages/tailwind) from 4.0.2 to 5.0.0.
- [Release notes](https://github.com/withastro/starlight/releases)
- [Changelog](https://github.com/withastro/starlight/blob/main/packages/tailwind/CHANGELOG.md)
- [Commits](https://github.com/withastro/starlight/commits/@astrojs/starlight-tailwind@5.0.0/packages/tailwind)

---
updated-dependencies:
- dependency-name: "@astrojs/starlight-tailwind"
  dependency-version: 5.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

docs/package-lock.json

@@ -11,7 +11,7 @@
         "@astrojs/check": "^0.9.6",
         "@astrojs/node": "^10.0.5",
         "@astrojs/starlight": "^0.38.3",
-        "@astrojs/starlight-tailwind": "^4.0.2",
+        "@astrojs/starlight-tailwind": "^5.0.0",
         "@astrojs/svelte": "^8.0.5",
         "@fontsource/ibm-plex-mono": "^5.2.7",
         "@fontsource/ibm-plex-sans": "^5.2.8",
@@ -246,12 +246,12 @@
       }
     },
     "node_modules/@astrojs/starlight-tailwind": {
-      "version": "4.0.2",
-      "resolved": "https://registry.npmjs.org/@astrojs/starlight-tailwind/-/starlight-tailwind-4.0.2.tgz",
-      "integrity": "sha512-SYN/6zq6hJO5tWqbQ2tWT9/jd8ubUkzkBCcF94vByC/ZJ20Mi5GPjFvAh89Yky/aIM+jXxT6W5q4p6l58GKHiQ==",
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/@astrojs/starlight-tailwind/-/starlight-tailwind-5.0.0.tgz",
+      "integrity": "sha512-VivF+bWg++4ma/ffr5sgHsd/ONtGdVJIKAaRZ6jmL4yqxy7bviu59MGNi5aW3nd8psP9i/aivBTrpwGxRM1XyA==",
       "license": "MIT",
       "peerDependencies": {
-        "@astrojs/starlight": ">=0.34.0",
+        "@astrojs/starlight": ">=0.38.0",
         "tailwindcss": "^4.0.0"
       }
     },