chore(deps): Update test-images

[github-actions]

This PR contains the following updates:

Package	Type	Update	Change
gpu-operator (source)	testing	minor	v26.3.3 → v26.7.0
kindest/node	testing	minor	v1.36.1 → v1.37.0

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Warning

Some dependencies could not be looked up. Check the warning logs for more information.

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Release Notes

NVIDIA/gpu-operator (gpu-operator)

v26.7.0: GPU Operator 26.7.0 Release

Compare Source

https://docs.nvidia.com/datacenter/cloud-native/gpu-operator/26.7/release-notes.html#v26-7-0

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[mchmarny]

Hold on GPU Operator upgrades until fully reconciled across the project

[github-actions]

Coverage Report ✅

Metric	Value
Coverage	84.0%
Threshold	80%
Status	Pass

Coverage Badge

![Coverage](https://img.shields.io/badge/coverage-84.0%25-brightgreen)

No Go source files changed in this PR.