Add a postUpgradeTask to bump metadata for aws-native #473

Job	Run time
Run lint	33s
Build and Test	1m 55s
comment-notification	0s
integration-test / acceptance-tests (3, 0)	22m 7s
integration-test / acceptance-tests (3, 1)	13m 20s
integration-test / acceptance-tests (3, 2)	21m 48s
acceptance-test / acceptance-tests (3, 0)	26m 20s
acceptance-test / acceptance-tests (3, 1)	33m 39s
acceptance-test / acceptance-tests (3, 2)	15m 25s
sentinel	3s
	2h 15m 10s

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