test: add debugging for callbacks in test-https-foafssl.js

The test is timing out once in a very long while on Windows CI. It is
unclear where the test gets stuck, so add more debugging statements to
try to locate it.

Refs: https://github.com/nodejs/node/issues/24397

PR-URL: https://github.com/nodejs/node/pull/34603


Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>