Add RepositoryCreationTemplate to cloudwatch

[ack-bot]

ACK Agent changes adding RepositoryCreationTemplate to cloudwatch-controller

[ack-prow]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: ack-bot
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[ack-prow]

@ack-bot: The following tests failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
cloudwatch-verify-attribution	8db45dc	link	false	/test cloudwatch-verify-attribution
cloudwatch-unit-test	8db45dc	link	true	/test cloudwatch-unit-test

Full PR test history. Your PR dashboard.

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