Adding workers-scale as a separate workload into e2e

[vishnuchalla]

Type of change

• Refactor
• New feature
• Bug fix
• Optimization
• Documentation Update

Description

Adding workers-scale as separate workload.
Test Plan

Plan is to use it as plugin in the existing jobs and add new jobs for autoscaler cases.
Example PRs in CI:

• Self-Managed
• ROSA
• ROSA HCP

Captured Test Results

Checklist before requesting a review

• I have performed a self-review of my code.
• If it is a core feature, I have added thorough tests.

Testing

Tested in CI prow already. Will add functional tests once this PR is merged.

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: vishnuchalla

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[vishnuchalla]

Once this PR is merged, will work on the schedule and update prow PRs. @krishvoor Will this be a good addition to this ADR as this workload is being plugged into our tests?

[krishvoor]

Once this PR is merged, will work on the schedule and update prow PRs. @krishvoor Will this be a good addition to this ADR as this workload is being plugged into our tests?

@vishnuchalla Will this be a mainstream test, tested for each release and part of the release readout?
Please add associated information into the ADR.