Remove cookbook resolver

Also no reason to use a resolver here, which is an unstable Node API.
Instead use --require to import the bundled polyfill, and --eval to
create a global assert() function.

Author: ptomato

polyfill/package.json

@@ -9,7 +9,7 @@
   "scripts": {
     "test": "node ./test/all.mjs",
     "test-cookbook": "npm run build && TEST=all npm run test-cookbook-one",
-    "test-cookbook-one": "node --loader ./test/resolve.cookbook.mjs ../docs/cookbook/$TEST.mjs",
+    "test-cookbook-one": "node --require=./script.js --eval='globalThis.assert = require(`node:assert`).strict' ../docs/cookbook/$TEST.mjs",
     "test262": "npm run build262 && node runtest262.mjs",
     "codecov:test262": "./ci_codecov_test262.sh",
     "build": "rollup -c rollup.config.js --bundleConfigAsCjs",