feat(logging): cloudwatch logging plugin to implement logging plugin interface #1899

Job	Run time
test / test-dart-vm (3.0.1)	2m 15s
test / test-dart-vm (stable)	2m 10s
native_test / test-dart-native (macos-latest)	3m 46s
ddc_test / test-dart-ddc (3.0.1, chrome)	3m 19s
native_test / test-dart-native (windows-latest)	3m 19s
dart2js_test / test-dart-2js (3.0.1, chrome)	4m 10s
ddc_test / test-dart-ddc (3.0.1, firefox)	3m 11s
dart2js_test / test-dart-2js (3.0.1, firefox)	3m 38s
ddc_test / test-dart-ddc (stable, chrome)	2m 54s
dart2js_test / test-dart-2js (stable, chrome)	3m 48s
ddc_test / test-dart-ddc (stable, firefox)	3m 7s
dart2js_test / test-dart-2js (stable, firefox)	3m 31s
	39m 8s

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