node: fix test-util-promisify.js

[nektro]

progress for #17699

[robobun]

^{Updated 11:04 PM PT - Feb 25th, 2025}

❌ @nektro, your commit c933636 has 2 failures in Build #12298:

• test/js/bun/http/serve-body-leak.test.ts - 5 failing on 🐧 3.20 x64
• test/js/node/util/util-promisify.test.js - 1 failing on 🍎 14 x64
• test/js/node/util/util-promisify.test.js - 1 failing on 🪟 2019 x64-baseline
• test/js/node/util/util-promisify.test.js - 1 failing on 🪟 2019 x64
• test/js/node/util/util-promisify.test.js - 1 failing on 🍎 13 x64
• test/js/node/util/util-promisify.test.js - 1 failing on 🐧 24.04 aarch64
• test/js/node/util/util-promisify.test.js - 1 failing on 🍎 14 aarch64
• test/js/node/util/util-promisify.test.js - 1 failing on 🐧 22.04 aarch64
• test/js/node/util/util-promisify.test.js - 1 failing on 🐧 12 aarch64
• test/js/node/util/util-promisify.test.js - 1 failing on 🐧 20.04 aarch64
• test/js/node/util/util-promisify.test.js - 1 failing on 🐧 22.04 x64
• test/js/node/util/util-promisify.test.js - 1 failing on 🐧 12 x64
• test/js/node/util/util-promisify.test.js - 1 failing on 🐧 24.04 x64
• test/js/node/util/util-promisify.test.js - 1 failing on 🐧 20.04 x64
• test/js/node/util/util-promisify.test.js - 1 failing on 🐧 22.04 x64-baseline
• test/js/node/util/util-promisify.test.js - 1 failing on 🐧 20.04 x64-baseline
• test/js/node/util/util-promisify.test.js - 1 failing on 🐧 24.04 x64-baseline
• test/js/node/util/util-promisify.test.js - 1 failing on 🐧 12 x64-baseline
• test/js/node/util/util-promisify.test.js - 1 failing on 🐧 3.20 aarch64
• test/js/node/util/util-promisify.test.js - 1 failing on 🍎 13 aarch64
• test/js/node/util/util-promisify.test.js - 1 failing on 🐧 3.20 x64
• test/js/node/util/util-promisify.test.js - 1 failing on 🐧 3.20 x64-baseline

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🧪   try this PR locally:

bunx bun-pr 17702