feat: add healthProbeBindAddr flag in helm chart

[niclask25]

Issue

#4136

Description

• added healthProbeBindAddr as helm chart value
• added --health-probe-bind-addr to args: in deployment.yaml
• refactored readinessProbe and livenessProbe
• added healthProbeBindAddr to test.yaml
• added README entry for healthProbeBindAddr
• added README entry for readinessProbe
• updated README entry for livenessProbe

Checklist

• Added tests that cover your change (if possible)
• Added/modified documentation as required (such as the README.md, or the docs directory)
• Manually tested
• Made sure the title of the PR is a good description that can go into the release notes

BONUS POINTS checklist: complete for good vibes and maybe prizes?! 🤯

• Backfilled missing tests for code in same general area 🎉
• Refactored something and made the world a better place 🌟

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: niclask25
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[k8s-ci-robot]

Hi @niclask25. Thanks for your PR.

I'm waiting for a kubernetes-sigs member to verify that this patch is reasonable to test. If it is, they should reply with /ok-to-test on its own line. Until that is done, I will not automatically test new commits in this PR, but the usual testing commands by org members will still work. Regular contributors should join the org to skip this step.

Once the patch is verified, the new status will be reflected by the ok-to-test label.

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[shraddhabang]

/ok-to-test

[k8s-ci-robot]

PR needs rebase.

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.