chore(deps-dev): bump serve-static from 1.14.1 to 1.16.0 in /bench

Bumps [serve-static](https://github.com/expressjs/serve-static) from 1.14.1 to 1.16.0.
- [Release notes](https://github.com/expressjs/serve-static/releases)
- [Changelog](https://github.com/expressjs/serve-static/blob/master/HISTORY.md)
- [Commits](expressjs/serve-static@v1.14.1...1.16.0)

---
updated-dependencies:
- dependency-name: serve-static
  dependency-type: direct:development
...

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

bench/package.json

@@ -1,7 +1,7 @@
 {
   "private": true,
   "devDependencies": {
-    "serve-static": "1.14.1",
+    "serve-static": "1.16.0",
     "sirv": "file:../packages/sirv"
   }
 }