chore(astro): Update dependency astro to v6 [SECURITY] (#8465)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>
Co-authored-by: Robert Soriano <sorianorobertc@gmail.com>

Author: renovate[bot]

packages/astro/package.json

@@ -97,7 +97,7 @@
   },
   "devDependencies": {
     "@clerk/ui": "workspace:^",
-    "astro": "^5.18.1"
+    "astro": "^6.0.0"
   },
   "peerDependencies": {
     "astro": "^4.15.0 || ^5.0.0 || ^6.0.0"