OCPBUGS-53221: Allow spaces in AWS resource tags

[patrickdillon]

Manual cherry-pick of #2124

---

An incorrect regex validation prevents users from specifying AWS tag keys or values that include spaces, which are allowed by AWS's official regex:

https://docs.aws.amazon.com/directoryservice/latest/devguide/API_Tag.html

Also includes some API cleanup.

[openshift-ci]

Hello @patrickdillon! 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.

[patrickdillon]

/jira cherry-pick OCPBUGS-44199

[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: patrickdillon
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[openshift-ci-robot]

@patrickdillon: Jira Issue OCPBUGS-44199 has been cloned as Jira Issue OCPBUGS-53221. Will retitle bug to link to clone.
/retitle OCPBUGS-53221: Allow spaces in AWS resource tags

In response to this:

/jira cherry-pick OCPBUGS-44199

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.

[openshift-ci-robot]

@patrickdillon: This pull request references Jira Issue OCPBUGS-53221, which is invalid:

• release note text must be set and not match the template OR release note type must be set to "Release Note Not Required". For more information you can reference the OpenShift Bug Process.

Comment /jira refresh to re-evaluate validity if changes to the Jira bug are made, or edit the title of this pull request to link to a different bug.

The bug has been updated to refer to the pull request using the external bug tracker.

In response to this:

Manual cherry-pick of #2124

---

An incorrect regex validation prevents users from specifying AWS tag keys or values that include spaces, which are allowed by AWS's official regex:

https://docs.aws.amazon.com/directoryservice/latest/devguide/API_Tag.html

Also includes some API cleanup.

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.

[openshift-ci]

@patrickdillon: 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-serial-techpreview	c35e732	link	true	/test e2e-aws-serial-techpreview
ci/prow/e2e-aws-serial	c35e732	link	true	/test e2e-aws-serial
ci/prow/e2e-aws-ovn-hypershift	c35e732	link	true	/test e2e-aws-ovn-hypershift

Full PR test history. Your PR dashboard.

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 kubernetes-sigs/prow repository. I understand the commands that are listed here.

[JoelSpeed]

/lgtm
/label backport-risk-assessed

[xingxingxia]

/label cherry-pick-approved