Tests: Replace deprecated grpc.Dial by grpc.NewClient.

[Gacko]

What this PR does / why we need it:

grpc.Dial got deprecated in gRPC v1.64.0. We therefore need to replace it by grpc.NewClient.

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• CVE Report (Scanner found CVE and adding report)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation only

Checklist:

• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I've read the CONTRIBUTION guide
• I have added unit and/or e2e tests to cover my changes.
• All new and existing tests passed.

[netlify]

✅ Deploy Preview for kubernetes-ingress-nginx canceled.

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[Gacko]

/cc @cpanato @puerco

[Gacko]

/triage accepted
/kind bug
/priority important-soon

[Gacko]

/cherry-pick release-1.10

[k8s-infra-cherrypick-robot]

@Gacko: once the present PR merges, I will cherry-pick it on top of release-1.10 in a new PR and assign it to you.

In response to this:

/cherry-pick release-1.10

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.

[Gacko]

/assign

[longwuyuan]

If you are interested, you can do https://kubernetes.github.io/ingress-nginx/examples/grpc/ on your fork/clone and copy/paste all the kubectl outputs and curl outputs here and logs, to show the NewCLient method works. Not a requirement I guess though as CI passed

[longwuyuan]

Or FOCUS="backend-protocol" make kind-e2e-test

[longwuyuan]

/lgtm

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: Gacko, longwuyuan

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• OWNERS [Gacko]

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[k8s-infra-cherrypick-robot]

@Gacko: #11462 failed to apply on top of branch "release-1.10":

Applying: Tests: Replace deprecated `grpc.Dial` by `grpc.NewClient`.
Using index info to reconstruct a base tree...
M	test/e2e/annotations/grpc.go
A	test/e2e/settings/grpc.go
Falling back to patching base and 3-way merge...
CONFLICT (modify/delete): test/e2e/settings/grpc.go deleted in HEAD and modified in Tests: Replace deprecated `grpc.Dial` by `grpc.NewClient`.. Version Tests: Replace deprecated `grpc.Dial` by `grpc.NewClient`. of test/e2e/settings/grpc.go left in tree.
Auto-merging test/e2e/annotations/grpc.go
CONFLICT (content): Merge conflict in test/e2e/annotations/grpc.go
error: Failed to merge in the changes.
hint: Use 'git am --show-current-patch=diff' to see the failed patch
Patch failed at 0001 Tests: Replace deprecated `grpc.Dial` by `grpc.NewClient`.
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".

In response to this:

/cherry-pick release-1.10

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.