HPCASE-206:Add TLSAdherence feature gate

[richardsonnick]

What this PR does / why we need it:

Adds the TLSAdherence feature gate entry to HyperShift's feature gate configuration files.
This is a sibling PR to openshift/api#2680 which adds a new tlsAdherence field to the APIServer config resource. Since HyperShift embeds configv1.APIServerSpec in the HostedCluster types 1, we need to ensure this new field is properly gated at the TechPreview level to prevent accidental GA exposure.
The feature gate is added as:

• Disabled in *-Default.yaml files (matching standalone OCP Default behavior)
• Enabled in *-TechPreviewNoUpgrade.yaml files (matching standalone OCP TechPreview behavior)

Which issue(s) this PR fixes:

Fixes N/A
Related:
openshift/api#2680
openshift/enhancements#1910

Special notes for your reviewer:

Checklist:

• Subject and description added to both, commit and PR.
• Relevant issues have been referenced.
• This change includes docs.
• This change includes unit tests.

[openshift-ci-robot]

@richardsonnick: This pull request references HPCASE-206 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 task to target the "4.22.0" version, but no target version was set.

Details

In response to this:

What this PR does / why we need it:

Adds the TLSAdherence feature gate entry to HyperShift's feature gate configuration files.
This is a sibling PR to openshift/api#2680 which adds a new tlsAdherence field to the APIServer config resource. Since HyperShift embeds configv1.APIServerSpec in the HostedCluster types 1, we need to ensure this new field is properly gated at the TechPreview level to prevent accidental GA exposure.
The feature gate is added as:

• Disabled in *-Default.yaml files (matching standalone OCP Default behavior)
• Enabled in *-TechPreviewNoUpgrade.yaml files (matching standalone OCP TechPreview behavior)

Which issue(s) this PR fixes:

Fixes N/A
Related:
openshift/api#2680
openshift/enhancements#1910

Special notes for your reviewer:

Checklist:

• Subject and description added to both, commit and PR.
• Relevant issues have been referenced.
• This change includes docs.
• This change includes unit tests.

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.

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[openshift-ci]

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If you want CI signal for your change, please convert it to an actual PR.
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[openshift-ci-robot]

@richardsonnick: This pull request references HPCASE-206 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 task to target the "4.22.0" version, but no target version was set.

Details

In response to this:

What this PR does / why we need it:

Adds the TLSAdherence feature gate entry to HyperShift's feature gate configuration files.
This is a sibling PR to openshift/api#2680 which adds a new tlsAdherence field to the APIServer config resource. Since HyperShift embeds configv1.APIServerSpec in the HostedCluster types 1, we need to ensure this new field is properly gated at the TechPreview level to prevent accidental GA exposure.
The feature gate is added as:

• Disabled in *-Default.yaml files (matching standalone OCP Default behavior)
• Enabled in *-TechPreviewNoUpgrade.yaml files (matching standalone OCP TechPreview behavior)

Which issue(s) this PR fixes:

Fixes N/A
Related:
openshift/api#2680
openshift/enhancements#1910

Special notes for your reviewer:

Checklist:

• Subject and description added to both, commit and PR.
• Relevant issues have been referenced.
• This change includes docs.
• This change includes unit tests.

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]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: richardsonnick
Once this PR has been reviewed and has the lgtm label, please assign sjenning for approval. For more information see the Code Review Process.

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[openshift-ci]

@richardsonnick: all tests passed!

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