chore(deps): Bump actions/checkout from 3.5.3 to 4.0.0 #1829

Job	Run time
test / test-dart-vm (3.0.1)	6m 47s
test / test-dart-vm (stable)	6m 51s
native_test / test-dart-native (macos-latest)	7m 34s
native_test / test-dart-native (windows-latest)	8m 4s
ddc_test / test-dart-ddc (3.0.1, chrome)	4m 15s
ddc_test / test-dart-ddc (3.0.1, firefox)	4m 31s
dart2js_test / test-dart-2js (3.0.1, chrome)	5m 37s
dart2js_test / test-dart-2js (3.0.1, firefox)	5m 53s
ddc_test / test-dart-ddc (stable, chrome)	4m 5s
dart2js_test / test-dart-2js (stable, chrome)	5m 6s
ddc_test / test-dart-ddc (stable, firefox)	4m 12s
dart2js_test / test-dart-2js (stable, firefox)	5m 44s
	1h 8m 39s

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