Add Alicloud support

[georgedriver]

Add alicloud support.

[jetstack-bot]

Thanks for your pull request. Before we can look at it, you'll need to add a 'DCO signoff' to your commits.

📝 Please follow instructions in the contributing guide to update your commits with the DCO

Full details of the Developer Certificate of Origin can be found at developercertificate.org.

The list of commits missing DCO signoff:

• 837601c update
• 74ed7bd format adjust
• bc1e7b0 Remove the debug print
• 98ad53e Update CHANGELOG.md
• 086b04a Update CHANGELOG.md

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[jetstack-bot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by:
To fully approve this pull request, please assign additional approvers.
We suggest the following additional approver: joshvanl

If they are not already assigned, you can assign the PR to them by writing /assign @joshvanl in a comment when ready.

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[georgedriver]

Added the release note.

/assign @JoshVanL
/assign @munnerz

[JoshVanL]

/ok-to-test

[jetstack-bot]

@georgedriver: The following test failed, say /retest to rerun them all:

Test name	Commit	Details	Rerun command
vault-unsealer-quick-verify	086b04a	link	/test verify

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.

Details

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/test-infra repository. I understand the commands that are listed here.