Bump pino-std-serializers from 3.2.0 to 4.0.0 (#138)

Bumps [pino-std-serializers](https://github.com/pinojs/pino-std-serializers) from 3.2.0 to 4.0.0.
- [Release notes](https://github.com/pinojs/pino-std-serializers/releases)
- [Commits](pinojs/pino-std-serializers@v3.2.0...v4.0.0)

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -6,7 +6,7 @@
   "dependencies": {
     "fast-url-parser": "^1.1.3",
     "pino": "^6.0.0",
-    "pino-std-serializers": "^3.2.0"
+    "pino-std-serializers": "^4.0.0"
   },
   "devDependencies": {
     "autocannon": "^7.3.0",