test: define NAPI_VERSION before including node_api.h
Include node.h first to define NAPI_VERSION that node binary is built with. The node.h should also be included first in embedder's use case since it is the primary header file.
Fixes https://github.com/nodejs/node/issues/48310
CI: https://ci.nodejs.org/job/node-test-pull-request/52219/
CI: https://ci.nodejs.org/job/node-test-pull-request/52399/
CI: https://ci.nodejs.org/job/node-test-pull-request/52416/
CI: https://ci.nodejs.org/job/node-test-pull-request/52422/
Landed in e7a1fab25f7be9fc470aae4927b910d2b75e37dc