fix: set moduleResolution to Node16

[mdonnalley]

Sets moduleResolution to Node16 in tsconfig.json. This allows us to use await import for ESM modules without it getting transpiled to a require

See this discussion for more context.

Fixes #256

@W-138327242@

[cristiand391]

QA notes:

✅ successfully load esm commands and hooks

1. generate esm cli with init hook
2. yarn link @oclif/core
3. DEBUG=config:esm-test-cli,esm-test-cli:esm-test-cli:hooks:init npx ts-node ./bin/dev.js hello world:
   

then If I revert the tsconfig change and build oclif/core again: