feat(logging): cloudwatch logging plugin to implement logging plugin interface #1211

Job	Run time
test / test-dart-vm (3.0.1)	1m 51s
test / test-dart-vm (stable)	3m 37s
dart2js_test / test-dart-2js (3.0.1, chrome)	2m 34s
ddc_test / test-dart-ddc (3.0.1, chrome)	1m 58s
native_test / test-dart-native (macos-latest)	2m 17s
dart2js_test / test-dart-2js (3.0.1, firefox)	2m 50s
native_test / test-dart-native (windows-latest)	2m 34s
ddc_test / test-dart-ddc (3.0.1, firefox)	2m 13s
dart2js_test / test-dart-2js (stable, chrome)	2m 20s
ddc_test / test-dart-ddc (stable, chrome)	2m 6s
dart2js_test / test-dart-2js (stable, firefox)	2m 33s
ddc_test / test-dart-ddc (stable, firefox)	2m 2s
	28m 55s

Provide feedback