Remove AdoptedResource CRD

[rushmash91]

Issue https://github.com/aws-controllers-k8s/community/issues/2586

Description of changes: Removes the AdoptedResource CRD and its reconciler while preserving annotation-based adoption functionality.

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[rushmash91]

/test ec2-controller-test

[michaelhtm]

/retest

[rushmash91]

/test sagemaker-controller-test

[michaelhtm]

/test s3-controller-test

[michaelhtm]

/retest

[ack-prow[bot]]

@rushmash91: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
verify-attribution	35cd1fe22a3081df54ce4982beca7146af2dd74b	link	false	/test verify-attribution

Full PR test history. Your PR dashboard.

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[michaelhtm]

/test s3-controller-test

[michaelhtm]

/test sagemaker-controller-test

[michaelhtm]

/lgtm

[ack-prow[bot]]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: michaelhtm, rushmash91

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