RFE-6242: add `OpenStackLoadBalancerParameters` to ingress API

[EmilienM]

Ingress: Add OpenStackLoadBalancerParameters so we can configure the load balancer IP.

[openshift-ci-robot]

@EmilienM: This pull request references RFE-6242 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 feature request to target the "4.18.0" version, but no target version was set.

In response to [this](https://github.com/openshift/api/pull/2027): > Instructions for interacting with me using PR comments are available [here](https://prow.ci.openshift.org/command-help?repo=openshift%2Fapi). If you have questions or suggestions related to my behavior, please file an issue against the [openshift-eng/jira-lifecycle-plugin](https://github.com/openshift-eng/jira-lifecycle-plugin/issues/new) repository.

[openshift-ci[bot]]

Skipping CI for Draft Pull Request. If you want CI signal for your change, please convert it to an actual PR. You can still manually trigger a test run with /test all

[openshift-ci[bot]]

Hello @EmilienM! Some important instructions when contributing to openshift/api: API design plays an important part in the user experience of OpenShift and as such API PRs are subject to a high level of scrutiny to ensure they follow our best practices. If you haven't already done so, please review the OpenShift API Conventions and ensure that your proposed changes are compliant. Following these conventions will help expedite the api review process for your PR.

[openshift-ci-robot]

@EmilienM: This pull request references RFE-6242 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 feature request to target the "4.18.0" version, but no target version was set.

In response to [this](https://github.com/openshift/api/pull/2027): >Ingress: Add `OpenStackLoadBalancerParameters` so we can configure the load balancer IP. Instructions for interacting with me using PR comments are available [here](https://prow.ci.openshift.org/command-help?repo=openshift%2Fapi). If you have questions or suggestions related to my behavior, please file an issue against the [openshift-eng/jira-lifecycle-plugin](https://github.com/openshift-eng/jira-lifecycle-plugin/issues/new) repository.

[EmilienM]

/cc Miciah @Miciah I'm tagging you since we discussed about it in the RFE.

Thanks

[JoelSpeed]

/lgtm

[openshift-ci[bot]]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: EmilienM, JoelSpeed, mdbooth

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Needs approval from an approver in each of these files: - ~~[OWNERS](https://github.com/openshift/api/blob/master/OWNERS)~~ [JoelSpeed] Approvers can indicate their approval by writing `/approve` in a comment Approvers can cancel approval by writing `/approve cancel` in a comment

[openshift-ci[bot]]

@EmilienM: all tests passed!

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[openshift-bot]

[ART PR BUILD NOTIFIER]

Distgit: ose-cluster-config-api This PR has been included in build ose-cluster-config-api-container-v4.18.0-202409301839.p0.gd671594.assembly.stream.el9. All builds following this will include this PR.