fix(deps): update dependency fastify to v5

Author: renovate[bot]

package.json

@@ -30,7 +30,7 @@
     "@nestjs/terminus": "^10.0.0",
     "argon2": "^0.41.0",
     "class-validator": "^0.14.0",
-    "fastify": "^4.12.0",
+    "fastify": "^5.0.0",
     "graphql": "^16.6.0",
     "mercurius": "^14.0.0",
     "mongoose": "^8.0.0",