switch to go 1.22.6

[BenTheElder]

ahead of v0.24, we'll also want to follow up with base image bumps after this merges

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: BenTheElder

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 [BenTheElder]

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

[stmcginnis]

/lgtm

[k8s-ci-robot]

@BenTheElder: 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-kind-e2e-kubernetes-1-29	2a5bbee	link	true	/test pull-kind-e2e-kubernetes-1-29

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.

[BenTheElder]

{ failed [FAILED] kubelet should only have a single PID in the system (pidof returned "138075 258")

that's a neat flake. I'm going to go ahead and merge this though, there's NO way this PR has impacted inside the container yet.

[BenTheElder]

builds are in https://prow.k8s.io/?repo=kubernetes-sigs%2Fkind&type=postsubmit

then I'll "promote" with crane and open a PR (we do NOT want to reference staging directly and registry.k8s.io has other concerns we'll follow up on later ... no reason to rock the boat right this moment)