chore: migrate code to ESM #133

Job	Run time
lint	6s
test-binary-name (ubuntu-latest)	7s
test-binary-name (windows-latest)	12s
test-version-file (.dvmrc)	4s
test (ubuntu-latest, 1.x)	8s
test-binary-name (macos-latest)	8s
test-version-file (.tool-versions)	9s
test (ubuntu-latest, 1.33.1)	8s
test (ubuntu-latest, canary)	6s
test (ubuntu-latest, ~1.32)	7s
test (ubuntu-latest, b290fd01f3f5d32f9d010fc719ced0240759c049)	9s
test (ubuntu-latest, rc)	6s
test (windows-latest, 1.x)	8s
test (windows-latest, 1.33.1)	6s
test (windows-latest, canary)	6s
test (windows-latest, ~1.32)	8s
test (windows-latest, b290fd01f3f5d32f9d010fc719ced0240759c049)	3s
test (windows-latest, rc)	6s
test (macos-latest, 1.x)	7s
test (macos-latest, 1.33.1)	8s
test (macos-latest, canary)	8s
test (macos-latest, ~1.32)	7s
test (macos-latest, b290fd01f3f5d32f9d010fc719ced0240759c049)	7s
test (macos-latest, rc)	10s
	2m 54s

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