[release-1.2] Fetch calico manifests from release artifacts

[CecileRobertMichon]

What type of PR is this?
/kind cleanup

What this PR does / why we need it: cherry-pick #2149 to fix make verify job in release-1.2 branch.

Which issue(s) this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close the issue(s) when PR gets merged):
Fixes #

Special notes for your reviewer:

Please confirm that if this PR changes any image versions, then that's the sole change this PR makes.

TODOs:

• squashed commits
• includes documentation
• adds unit tests

Release note:

NONE

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[k8s-ci-robot]

@CecileRobertMichon: 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-cluster-api-provider-azure-verify-v1beta1	e4dd451	link	true	/test pull-cluster-api-provider-azure-verify-v1beta1

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.

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