chore(deps): update aks/aks-gpu-grid-v20 docker tag to v595.58.03-20260629214401

[renovate]

This PR contains the following updates:

Package	Update	Change
aks/aks-gpu-grid-v20	patch	595.58.03-20260609172331 → 595.58.03-20260629214401

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[aks-node-assistant]

Failed gate run

Run: https://msazure.visualstudio.com/CloudNativeCompute/_build/results?buildId=170309966
Failed job/stage/task: e2e / Run AgentBaker E2E

Detective summary (three-level RCA)

TL;DR: Infrastructure infra-flake. 33 kubenet scenarios timed out at 600s node-ready wait; 6 additional wireserver validation failures. Not caused by this PR. Confidence: high (≥95%).

L1 – Surface failure
waiting for node X to be ready failed (600.0s) across ~33 scenarios; ##[error] Script failed with exit code: 1. All failures in kubenet default sub-tests.

L2 – Corroboration
Node conditions at failure time: NetworkUnavailable=True, reason=NodeInitialization, message=Waiting for cloud routes; kubelet also reported NetworkPluginNotReady: cni plugin not initialized. Azure CNI scenarios all passed. Builds 170310042 (PR #8733) and 170309991 (PR #8766) hit the identical failure pattern in the same 3-minute window (01:13–01:16Z), confirming shared-infra cause.

L3 – Root-cause challenge

• ❌ PR-caused regression: ruled out — three unrelated PRs fail identically and simultaneously; Azure CNI is unaffected.
• ❌ CSE/VHD regression: ruled out — kubelet reaches healthy state; only cloud-route provisioning is missing.
• ✅ E2E infra: kubenet CCM route-table provisioning failure — the Cloud Controller Manager did not update the Azure kubenet route table for pod-CIDR routes during this window; all nodes blocked in NodeInitialization.
• Strongest alternative: transient Azure ARM throttle or CCM backoff event on the shared abe2e-kubenet-v5-* cluster.

Secondary signature: wireserver-nonhost-debug-pod-missing — 6 wireserver validations failed with failed to get non host debug pod for wireserver validation; likely co-effect of shared cluster instability.

Recommended action: Re-run; no PR change required. If persistent, check CCM logs on the shared kubenet cluster.

Wiki: e2e-kubenet-cloud-routes-waiting-cni-uninit · wireserver-nonhost-debug-pod-missing