Bump golang to 1.23.6 to fix CVE-2024-45336, CVE-2025-22866

[andyzhangx]

─────────┬────────────────┬──────────┬────────┬───────────────────┬─────────────────────────────┬──────────────────────────────────────────────────────────────┐
│ Library │ Vulnerability  │ Severity │ Status │ Installed Version │        Fixed Version        │                            Title                             │
├─────────┼────────────────┼──────────┼────────┼───────────────────┼─────────────────────────────┼──────────────────────────────────────────────────────────────┤
│ stdlib  │ CVE-2024-45336 │ MEDIUM   │ fixed  │ v1.23.1           │ 1.22.11, 1.23.5, 1.24.0-rc2 │ golang: net/http: net/http: sensitive headers incorrectly    │
│         │                │          │        │                   │                             │ sent after cross-domain redirect                             │
│         │                │          │        │                   │                             │ https://avd.aquasec.com/nvd/cve-2024-45336                   │
│         ├────────────────┤          │        │                   │                             ├──────────────────────────────────────────────────────────────┤
│         │ CVE-2024-45341 │          │        │                   │                             │ golang: crypto/x509: crypto/x509: usage of IPv6 zone IDs can │
│         │                │          │        │                   │                             │ bypass URI name...                                           │
│         │                │          │        │                   │                             │ https://avd.aquasec.com/nvd/cve-2024-45341                   │
└─────────┴────────────────┴──────────┴────────┴───────────────────┴─────────────────────────────┴──────────────────────────────────────────────────────────────┘

Release note:

Bump golang to 1.23.6 to fix CVE-2024-45336, CVE-2025-22866

[andyzhangx]

/assign @pohly

[jsafrane]

/retest

[andyzhangx]

@pohly can you approve this PR? thanks

[k8s-ci-robot]

@andyzhangx: 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-release-tools-external-provisioner	9b616fe	link	false	/test pull-kubernetes-csi-release-tools-external-provisioner

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.

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. I understand the commands that are listed here.

[jsafrane]

/lgtm
/approve

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: andyzhangx, jsafrane

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• OWNERS [jsafrane]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment