Remove SSH from CI && bump K8S_VERSION for test cluster

[Ashley-wenyizha]

Is this a bug fix or adding new feature?
Fix for test cluster creating failure in PR tests as SSH access is unnecessary for CI and introduces a potential flake point.

Will separate this PR into 2, one for remove SSH and the other for version upgrade
What is this PR about? / Why do we need it?

What testing is done?

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: Ashley-wenyizha

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[RyanStan]

What's the reason for adding name: CSI_NODE_NAME as an env variable?

[k8s-ci-robot]

@Ashley-wenyizha: The following tests 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-aws-efs-csi-driver-external-test-eks	18e28b6	link	true	/test pull-aws-efs-csi-driver-external-test-eks
pull-aws-efs-csi-driver-e2e	18e28b6	link	true	/test pull-aws-efs-csi-driver-e2e

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[Ashley-wenyizha]

/re-test

[Ashley-wenyizha]

/close

[k8s-ci-robot]

@Ashley-wenyizha: Closed this PR.

In response to this:

/close

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