update nginx base image to new alpine 3.14.4 build - try 2

[theunrealgeek]

Update nginx base image for controller build. This is the same change as #8398 but using a newer base image that was recently created which includes this fix:
#8403

What this PR does / why we need it:

#8394
#8386

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation only

Which issue/s this PR fixes

#8339
#8321

How Has This Been Tested?

Update nginx base image to k8s.gcr.io/ingress-nginx/nginx:5402d35663917ccbbf77ff48a22b8c6f77097f48@sha256:ec8a104df307f5c6d68157b7ac8e5e1e2c2f0ea07ddf25bb1c6c43c67e351180 and run e2e tests locally.

Checklist:

• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I've read the CONTRIBUTION guide
• I have added tests to cover my changes.
• All new and existing tests passed.

[k8s-ci-robot]

@theunrealgeek: This issue is currently awaiting triage.

If Ingress contributors determines this is a relevant issue, they will accept it by applying the triage/accepted label and provide further guidance.

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[k8s-ci-robot]

Hi @theunrealgeek. Thanks for your PR.

I'm waiting for a kubernetes 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.

I understand the commands that are listed here.

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.

[strongjz]

/ok-to-test

[strongjz]

/lgtm
/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: strongjz, theunrealgeek

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• OWNERS [strongjz]

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