🌱 Bump Go to v1.24.6

[mboersma]

What this PR does / why we need it:

Updates the Go toolchain to the latest patch release.

go1.24.6 (released 2025-08-06) includes security fixes to the database/sql and os/exec packages, as well as bug fixes to the runtime. See the Go 1.24.6 milestone on our issue tracker for details.

Which issue(s) this PR fixes:

N/A, but see #12509 for prior art.

/area dependency

[mboersma]

/cherry-pick release-1.11

[k8s-infra-cherrypick-robot]

@mboersma: once the present PR merges, I will cherry-pick it on top of release-1.11 in a new PR and assign it to you.

In response to this:

/cherry-pick release-1.11

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.

[sbueringer]

Thx!

/lgtm
/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: sbueringer

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• OWNERS [sbueringer]

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[k8s-ci-robot]

LGTM label has been added.

Git tree hash: 7c18f58f32f92756470c5f20016ef8d26c8641bf

[k8s-infra-cherrypick-robot]

@mboersma: new pull request created: #12615

In response to this:

/cherry-pick release-1.11

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.