Upgrades to frequency-reducer: improved logic, multithreading, added cluster profiles, tests

[jmguzik]

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[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: jmguzik

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[openshift-ci]

@jmguzik: 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/unit	8cf9a4b	link	true	/test unit
ci/prow/images	8cf9a4b	link	true	/test images
ci/prow/security	8cf9a4b	link	false	/test security
ci/prow/breaking-changes	8cf9a4b	link	false	/test breaking-changes

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