build(deps): bump @fastify/error from 3.4.1 to 4.0.0

Bumps [@fastify/error](https://github.com/fastify/fastify-error) from 3.4.1 to 4.0.0.
- [Release notes](https://github.com/fastify/fastify-error/releases)
- [Commits](fastify/fastify-error@v3.4.1...v4.0.0)

---
updated-dependencies:
- dependency-name: "@fastify/error"
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -30,7 +30,7 @@
   "homepage": "https://github.com/fastify/fastify-csrf#readme",
   "dependencies": {
     "@fastify/csrf": "^6.0.0",
-    "@fastify/error": "^3.0.0",
+    "@fastify/error": "^4.0.0",
     "fastify-plugin": "^4.0.0"
   },
   "devDependencies": {