test: flip assertion arguments for make-callback/test.js

Assertion arguments should have the first value be the actual value,
while the second value be the expected value.

PR-URL: https://github.com/nodejs/node/pull/23470


Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>