[ENG-4579] convert eas-cli to ESM

[dsokal]

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• [ ] I've added an entry to CHANGELOG.md if necessary. You can comment this pull request with /changelog-entry [breaking-change|new-feature|bug-fix|chore] [message] and CHANGELOG.md will be updated automatically.

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[linear[bot]]

ENG-4579 Convert eas-cli to esm

Screenshot 2022-04-07 at 15.26.32.png

We can't convert a bunch of deps in eas-cli because it's not an ESM. It seems that it should be possible to convert eas-cli now

https://github.com/oclif/core/issues/130

https://github.com/typhonjs-oclif-scratch/test-cli-modern/tree/main/src

[github-actions[bot]]

Size Change: +778 kB (+3%)

Total Size: 25.9 MB

Filename	Size	Change
./packages/eas-cli/dist/eas-linux-x64.tar.gz	25.9 MB	+778 kB (+3%)

_{compressed-size-action}

[dsokal]

Closing this for now