Update dependency react-intl to v8

Author: renovate[bot]

package.json

@@ -13,7 +13,7 @@
     "next": "16.0.7",
     "react": "^19.2.0",
     "react-dom": "^19.2.0",
-    "react-intl": "^7.1.14",
+    "react-intl": "^8.0.0",
     "resend": "6.5.2"
   },
   "devDependencies": {