build(deps): bump file-type in /examples/serverless-localstack

Bumps [file-type](https://github.com/sindresorhus/file-type) from 16.5.3 to 16.5.4.
- [Release notes](https://github.com/sindresorhus/file-type/releases)
- [Commits](sindresorhus/file-type@v16.5.3...v16.5.4)

---
updated-dependencies:
- dependency-name: file-type
  dependency-type: indirect
...

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

Author: dependabot[bot]