feat: log delta differences for read-only resources when spec changes

[a-hilaly]

Add informational logging when a read-only resource's desired state differs from its current state. This helps operators understand what changes would have been applied if the resource wasn't in read-only mode.

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[a-hilaly]

/retest

[knottnt]

/retest

[a-hilaly]

/retest

[ack-prow[bot]]

@a-hilaly: The following test failed, say /retest to rerun all failed tests or /retest-required to rerun all mandatory failed tests:

Test name	Commit	Details	Required	Rerun command
verify-attribution	f7ae719202d6f28f6f44c2231f6445ba1cd44903	link	false	/test verify-attribution

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/test-infra repository. I understand the commands that are listed here.

[michaelhtm]

/lgtm

[ack-prow[bot]]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: a-hilaly, knottnt, michaelhtm

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• ~~OWNERS~~ [a-hilaly,knottnt,michaelhtm]

Approvers can indicate their approval by writing /approve in a comment Approvers can cancel approval by writing /approve cancel in a comment