chore: remove deprecrated kuttl tests from repo

[jgwest]

What type of PR is this?
/kind cleanup

What does this PR do / why we need it:

• This PR removes the now deprecated kuttl tests from the repository

Have you updated the necessary documentation?

• Documentation update is required by this PR.
• Documentation has been updated.

[openshift-ci]

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[openshift-ci]

@jgwest: 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
ci/prow/v4.14-kuttl-parallel	40df949	link	false	/test v4.14-kuttl-parallel
ci/prow/v4.14-kuttl-sequential	40df949	link	false	/test v4.14-kuttl-sequential
ci/prow/v4.19-kuttl-sequential	40df949	link	true	/test v4.19-kuttl-sequential

Full PR test history. Your PR dashboard.

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[olivergondza]

Yay 🍾