chore: update fastify to ^5.0.0 (#473)

Author: Fdawgs

package.json

@@ -42,7 +42,7 @@
     "@types/node": "^22.0.0",
     "concat-stream": "^2.0.0",
     "eslint": "^9.9.0",
-    "fastify": "^5.0.0-alpha.4",
+    "fastify": "^5.0.0",
     "neostandard": "^0.11.3",
     "pino": "^9.1.0",
     "proxyquire": "^2.1.3",