Move test-esm-addons to test/addons/hello-world-esm.
Test should now work properly on CI machines where `addons` are not
always built at the expected relative path from the es-modules tests.
Test should now work in Debug builds.
PR-URL: https://github.com/nodejs/node/pull/16174
Fixes: https://github.com/nodejs/node/issues/16155
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Daniel Bevenius <daniel.bevenius@gmail.com>
Reviewed-By: Refael Ackermann <refack@gmail.com>
Rich Trott