[kwokctl] Support for getting default configuration from remote

[wzshiming]

What type of PR is this?

/kind feature

What this PR does / why we need it:

• Providing the latest k8s version for new users.
• Keep the same k8s version for old users.

Which issue(s) this PR fixes:

Fixes #

Special notes for your reviewer:

Does this PR introduce a user-facing change?

[kwokctl] Support for getting default configuration from remote

Additional documentation e.g., KEPs (Kubernetes Enhancement Proposals), usage docs, etc.:

NONE

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: wzshiming

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[netlify]

✅ Deploy Preview for k8s-kwok canceled.

Name	Link
🔨 Latest commit	c8be59d
🔍 Latest deploy log	https://app.netlify.com/sites/k8s-kwok/deploys/67c178c1253c2f0008ee9f59

[k8s-ci-robot]

@wzshiming: 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-kwok-e2e-test-main	c8be59d	link	true	/test pull-kwok-e2e-test-main

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