Sync auto-label.yml from .github repo #84

Job	Run time
test-review-and-execution (webkit, headed)	1m 8s
test-review-and-execution (chromium, headed)	46s
test-review-and-execution (chromium, headless)	54s
test-review-and-execution (firefox, headless)	47s
test-review-and-execution (webkit, headless)	43s
test-review-and-execution (firefox, headed)	49s
test-coverage-review	2s
	5m 9s

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