Update dependency astro to v5.14.7

Author: renovate[bot]

package.json

@@ -11,7 +11,7 @@
   "dependencies": {
     "@astrojs/preact": "^4.1.1",
     "@astrojs/rss": "^4.0.12",
-    "astro": "5.14.6",
+    "astro": "5.14.7",
     "preact": "^10.27.2"
   },
   "devDependencies": {