WIP: Add Azure Linux 3 prow template for testing

[willie-yao]

What type of PR is this?
/kind cleanup

What this PR does / why we need it:
This PR is testing e2e tests with azl3 community gallery images

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:

TODOs:

• squashed commits
• includes documentation
• adds unit tests
• cherry-pick candidate

Release note:

NONE

[k8s-ci-robot]

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 46.93%. Comparing base (4ad8f96) to head (a9a1dce).
⚠️ Report is 8 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #5829      +/-   ##
==========================================
- Coverage   46.94%   46.93%   -0.01%     
==========================================
  Files         279      279              
  Lines       29687    29687              
==========================================
- Hits        13936    13934       -2     
- Misses      14938    14940       +2     
  Partials      813      813              

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[k8s-ci-robot]

@willie-yao: 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-cluster-api-provider-azure-conformance-with-ci-artifacts	84c9010	link	false	/test pull-cluster-api-provider-azure-conformance-with-ci-artifacts
pull-cluster-api-provider-azure-conformance-with-ci-artifacts-dra	84c9010	link	false	/test pull-cluster-api-provider-azure-conformance-with-ci-artifacts-dra

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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