Merge pull request #1503 from vitejs/renovate/vitepress-2.x

chore(deps): update dependency vitepress to v2.0.0-alpha.15

Author: mrcego

package.json

@@ -71,7 +71,7 @@
     "react-dom": "^18.3.1",
     "typescript": "^5.9.2",
     "typescript-eslint": "^8.41.0",
-    "vitepress": "2.0.0-alpha.14",
+    "vitepress": "2.0.0-alpha.15",
     "vitepress-plugin-group-icons": "^1.6.3",
     "vue": "^3.5.20",
     "vue-tsc": "^3.0.6"