test: refactor test-http-default-port

- Remove redundant `hasCrypto` checks
- Use `common.mustCall()`
- Use arrow functions
- Deduplicate HTTP & HTTPS code

PR-URL: https://github.com/nodejs/node/pull/17562


Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Jon Moss <me@jonathanmoss.me>
Reviewed-By: Anatoli Papirovski <apapirovski@mac.com>