test: rename n-api to node-api

This renames the macros used in the tests from `NAPI_*` to
`NODE_API_*`.

PR-URL: https://github.com/nodejs/node/pull/37217


Reviewed-By: Michael Dawson <midawson@redhat.com>
Reviewed-By: Beth Griggs <bgriggs@redhat.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>