fix(datetime): use ResizeObserver to reliably detect visibility changes #17753

Job	Run time
build-core	1m 13s
build-vue	37s
build-angular-server	34s
test-core-clean-build	8s
test-core-lint	47s
test-core-spec	43s
build-angular	1m 7s
build-react	46s
test-core-screenshot (6, 20)	8m 16s
test-core-screenshot (2, 20)	8m 41s
test-core-screenshot (4, 20)	7m 31s
test-core-screenshot (5, 20)	7m 39s
test-core-screenshot (10, 20)	4m 25s
test-core-screenshot (7, 20)	3m 15s
test-core-screenshot (3, 20)	7m 14s
test-core-screenshot (11, 20)	4m 47s
test-core-screenshot (1, 20)	7m 23s
test-core-screenshot (15, 20)	8m 40s
test-core-screenshot (17, 20)	8m 14s
test-core-screenshot (19, 20)	5m 51s
test-core-screenshot (8, 20)	4m 7s
test-core-screenshot (12, 20)	4m 6s
test-core-screenshot (18, 20)	7m 32s
test-core-screenshot (13, 20)	5m 8s
test-core-screenshot (14, 20)	5m 56s
test-core-screenshot (16, 20)	8m 26s
test-core-screenshot (9, 20)	8m 41s
test-core-screenshot (20, 20)	4m 35s
build-vue-router	40s
build-react-router	24s
test-angular-e2e (ng19)	3m 30s
test-angular-e2e (ng20)	4m 14s
test-angular-e2e (ng16)	3m 58s
test-angular-e2e (ng17)	3m 56s
test-angular-e2e (ng18)	3m 39s
test-react-e2e (react18)	2m 51s
test-react-router-e2e (reactrouter5)	2m 54s
test-react-e2e (react19)	2m 46s
test-react-e2e (react17)	2m 55s
test-vue-e2e (vue3)	3m 13s
verify-test-react-router-e2e	2s
verify-test-react-e2e	4s
verify-test-vue-e2e	3s
verify-test-angular-e2e	4s
verify-screenshots	3s
	2h 51m 38s

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