build(deps): bump npm from 6.14.18 to 9.8.1 in /src

Bumps [npm](https://github.com/npm/cli) from 6.14.18 to 9.8.1.
- [Release notes](https://github.com/npm/cli/releases)
- [Changelog](https://github.com/npm/cli/blob/latest/CHANGELOG.md)
- [Commits](https://github.com/npm/cli/compare/v6.14.18...v9.8.1)

---
updated-dependencies:
- dependency-name: npm
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

src/package.json

@@ -53,7 +53,7 @@
     "log4js": "0.6.38",
     "measured-core": "^2.0.0",
     "mime-types": "^2.1.35",
-    "npm": "^6.14.18",
+    "npm": "^9.8.1",
     "openapi-backend": "^5.9.2",
     "proxy-addr": "^2.0.7",
     "rate-limiter-flexible": "^2.4.1",