MON-4255: Bump prometheus-operator dependencies to v0.84.0

[slashpai]

• I added CHANGELOG entry for this change.
• No user facing changes, so no entry in CHANGELOG was needed.

[openshift-ci-robot]

@slashpai: This pull request references MON-4255 which is a valid jira issue.

Warning: The referenced jira issue has an invalid target version for the target branch this PR targets: expected the story to target the "4.20.0" version, but no target version was set.

In response to this:

• I added CHANGELOG entry for this change.
• No user facing changes, so no entry in CHANGELOG was needed.

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the openshift-eng/jira-lifecycle-plugin repository.

[slashpai]

syncbot already updated po to v0.84.0 openshift/prometheus-operator#333

[slashpai]

/skip

[machine424]

/lgtm

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: machine424, slashpai

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• OWNERS [machine424,slashpai]

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[openshift-ci]

@slashpai: 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/e2e-aws-ovn-single-node	583ba3e	link	false	/test e2e-aws-ovn-single-node
ci/prow/okd-scos-e2e-aws-ovn	583ba3e	link	false	/test okd-scos-e2e-aws-ovn
ci/prow/versions	583ba3e	link	false	/test versions

Full PR test history. Your PR dashboard.

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[openshift-bot]

[ART PR BUILD NOTIFIER]

Distgit: cluster-monitoring-operator
This PR has been included in build cluster-monitoring-operator-container-v4.20.0-202507161216.p0.g5bfa3b9.assembly.stream.el9.
All builds following this will include this PR.