Correctly handle __esModule for loader: "object"

[Jarred-Sumner]

What does this PR do?

Correctly handle __esModule for loader: "object"

Unlike CJS normally, we were ignoring the __esModule property.

How did you verify your code works?

There is a test that fails in previous versions of Bun and passes in this version

[robobun]

^{Updated 6:03 AM PT - Jan 31st, 2025}

❌ @Jarred-Sumner, your commit 14e9bf6 has 3 failures in Build #10921:

• test/js/bun/util/filesink.test.ts - timeout on 🪟 2019 x64-baseline
• test/js/bun/util/filesink.test.ts - timeout on 🪟 2019 x64
• test/cli/install/bun-install-registry.test.ts - 2 failing on 🪟 2019 x64-baseline
• test/js/node/test/parallel/test-worker-relative-path-double-dot.js - segmentation fault at address 0x2290132d368 on 🪟 2019 x64

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🧪   try this PR locally:

bunx bun-pr 16885