CVE-2026-33186: Bump google.golang.org/grpc to 1.79.3

[mowangdk]

What type of PR is this?

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/kind api-change
/kind bug
/kind cleanup
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/kind cleanup
What this PR does / why we need it:
Bump google.golang.org/grpc to 1.79.3
Which issue(s) this PR fixes:

Fixes #

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Does this PR introduce a user-facing change?:

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[APPROVALNOTIFIER] This PR is NOT APPROVED

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[Anto74]

Hi there,

sorry to push for priority. We urge to have the new and safe grpc-go dependency in external resizer sidecar.

Do we have any plan for final review and delivery of the fix?

Best regards,
Antonio Vitiello

[xing-yang]

/release-note-none

[mowangdk]

@sunnylovestiramisu @mauriciopoppe PTAL~

[mowangdk]

/cherry-pick release-2.1

[k8s-infra-cherrypick-robot]

@mowangdk: once the present PR merges, I will cherry-pick it on top of release-2.1 in a new PR and assign it to you.

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/cherry-pick release-2.1

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[k8s-ci-robot]

PR needs rebase.

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[kubernetes-prow]

@mowangdk: 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
pull-kubernetes-csi-external-resizer-1-35-on-kubernetes-1-35	35bd9fa	link	true	/test pull-kubernetes-csi-external-resizer-1-35-on-kubernetes-1-35

Full PR test history. Your PR dashboard. Please help us cut down on flakes by linking to an open issue when you hit one in your PR.

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