feat: build darwin amd64/arm64 Docker images (backport #200)

[mergify]

This is an automatic backport of pull request #200 done by Mergify.
Cherry-pick of 831fe5e has failed:

On branch mergify/bp/1.17/pr-200
Your branch is up to date with 'origin/1.17'.

You are currently cherry-picking commit 831fe5e.
  (fix conflicts and run "git cherry-pick --continue")
  (use "git cherry-pick --skip" to skip this patch)
  (use "git cherry-pick --abort" to cancel the cherry-pick operation)

Changes to be committed:
	modified:   .gitignore
	modified:   go/darwin-arm64/Makefile
	modified:   go/darwin/Makefile

Unmerged paths:
  (use "git add <file>..." to mark resolution)
	both modified:   go/darwin-arm64/Dockerfile.tmpl
	both modified:   go/darwin/Dockerfile.tmpl

To fix up this pull request, you can check it out locally. See documentation: https://docs.github.com/en/github/collaborating-with-pull-requests/reviewing-changes-in-pull-requests/checking-out-pull-requests-locally

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[elasticmachine]

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• Start Time: 2022-06-01T09:19:38.268+0000

• Duration: 44 min 27 sec

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