chore(deps): update dependency vitepress to v1.6.3 (#169)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| [vitepress](https://vitepress.dev/) ([source](https://github.com/vuejs/vitepress)) | devDependencies | minor | [`1.5.0` -> `1.6.3`](https://renovatebot.com/diffs/npm/vitepress/1.5.0/1.6.3) |

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Co-authored-by: OCram85 <marco.blessing@googlemail.com>
Reviewed-on: #169
Reviewed-by: OCram85 <marco.blessing@googlemail.com>
Co-authored-by: renovate-bot <renovate@ocram85.com>
Co-committed-by: renovate-bot <renovate@ocram85.com>

package.json

@@ -10,7 +10,7 @@
     "@types/bun": "latest",
     "prettier": "3.5.2",
     "rimraf": "6.0.1",
-    "vitepress": "1.5.0"
+    "vitepress": "1.6.3"
   },
   "peerDependencies": {
     "typescript": "5.7.3"